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Finding the Fourth Proportional to 157,204.91, 216,997.44 and 93,541.34

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Solution

The fourth proportional to 157,204.91, 216,997.44 and 93,541.34 is: 129,119.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,204.91 : 216,997.44 = 93,541.34 : x
  2. Step 2: Convert to fraction form
    157,204.91/216,997.44 = 93,541.34/x
  3. Step 3: Cross multiply
    157,204.91x = 216,997.44 × 93,541.34
  4. Step 4: Simplify right side
    157,204.91x = 20,298,231,314.17
  5. Step 5: Solve for x
    x = 20,298,231,314.17/157,204.91
  6. Step 6: Final answer
    x = 129,119.58

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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.