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Finding the Fourth Proportional to 157,224.16, 216,935.58 and 93,549.52

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Solution

The fourth proportional to 157,224.16, 216,935.58 and 93,549.52 is: 129,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,224.16 : 216,935.58 = 93,549.52 : x
  2. Step 2: Convert to fraction form
    157,224.16/216,935.58 = 93,549.52/x
  3. Step 3: Cross multiply
    157,224.16x = 216,935.58 × 93,549.52
  4. Step 4: Simplify right side
    157,224.16x = 20,294,219,379.92
  5. Step 5: Solve for x
    x = 20,294,219,379.92/157,224.16
  6. Step 6: Final answer
    x = 129,078.25

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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.