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Finding the Fourth Proportional to 169,355.21, 233,720.57 and 93,903.71

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Solution

The fourth proportional to 169,355.21, 233,720.57 and 93,903.71 is: 129,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,355.21 : 233,720.57 = 93,903.71 : x
  2. Step 2: Convert to fraction form
    169,355.21/233,720.57 = 93,903.71/x
  3. Step 3: Cross multiply
    169,355.21x = 233,720.57 × 93,903.71
  4. Step 4: Simplify right side
    169,355.21x = 21,947,227,692.47
  5. Step 5: Solve for x
    x = 21,947,227,692.47/169,355.21
  6. Step 6: Final answer
    x = 129,592.87

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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.