Home / 93,331.38-128,797.11-50,890.08

Finding the Fourth Proportional to 93,331.38, 128,797.11 and 50,890.08

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Solution

The fourth proportional to 93,331.38, 128,797.11 and 50,890.08 is: 70,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,331.38 : 128,797.11 = 50,890.08 : x
  2. Step 2: Convert to fraction form
    93,331.38/128,797.11 = 50,890.08/x
  3. Step 3: Cross multiply
    93,331.38x = 128,797.11 × 50,890.08
  4. Step 4: Simplify right side
    93,331.38x = 6,554,495,231.67
  5. Step 5: Solve for x
    x = 6,554,495,231.67/93,331.38
  6. Step 6: Final answer
    x = 70,228.20

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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.