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Finding the Fourth Proportional to 173,715.66, 260,618.42 and 101,729.36

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Solution

The fourth proportional to 173,715.66, 260,618.42 and 101,729.36 is: 152,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,715.66 : 260,618.42 = 101,729.36 : x
  2. Step 2: Convert to fraction form
    173,715.66/260,618.42 = 101,729.36/x
  3. Step 3: Cross multiply
    173,715.66x = 260,618.42 × 101,729.36
  4. Step 4: Simplify right side
    173,715.66x = 26,512,545,595.20
  5. Step 5: Solve for x
    x = 26,512,545,595.20/173,715.66
  6. Step 6: Final answer
    x = 152,620.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.