Home / 93,016.10-128,363.16-50,575.58

Finding the Fourth Proportional to 93,016.10, 128,363.16 and 50,575.58

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Solution

The fourth proportional to 93,016.10, 128,363.16 and 50,575.58 is: 69,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,016.10 : 128,363.16 = 50,575.58 : x
  2. Step 2: Convert to fraction form
    93,016.10/128,363.16 = 50,575.58/x
  3. Step 3: Cross multiply
    93,016.10x = 128,363.16 × 50,575.58
  4. Step 4: Simplify right side
    93,016.10x = 6,492,041,267.63
  5. Step 5: Solve for x
    x = 6,492,041,267.63/93,016.10
  6. Step 6: Final answer
    x = 69,794.81

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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.