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Finding the Fourth Proportional to 169,000.71, 233,220.98 and 93,549.21

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Solution

The fourth proportional to 169,000.71, 233,220.98 and 93,549.21 is: 129,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,000.71 : 233,220.98 = 93,549.21 : x
  2. Step 2: Convert to fraction form
    169,000.71/233,220.98 = 93,549.21/x
  3. Step 3: Cross multiply
    169,000.71x = 233,220.98 × 93,549.21
  4. Step 4: Simplify right side
    169,000.71x = 21,817,638,434.43
  5. Step 5: Solve for x
    x = 21,817,638,434.43/169,000.71
  6. Step 6: Final answer
    x = 129,097.91

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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.