Home / 93,017.69-128,363.52-50,576.23

Finding the Fourth Proportional to 93,017.69, 128,363.52 and 50,576.23

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Solution

The fourth proportional to 93,017.69, 128,363.52 and 50,576.23 is: 69,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,017.69 : 128,363.52 = 50,576.23 : x
  2. Step 2: Convert to fraction form
    93,017.69/128,363.52 = 50,576.23/x
  3. Step 3: Cross multiply
    93,017.69x = 128,363.52 × 50,576.23
  4. Step 4: Simplify right side
    93,017.69x = 6,492,142,911.13
  5. Step 5: Solve for x
    x = 6,492,142,911.13/93,017.69
  6. Step 6: Final answer
    x = 69,794.71

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Double scale
Find fourth proportional to 93,018.69, 128,364.90 and 50,577.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.