Home / 123,534.05-185,270.07-47,617.35

Finding the Fourth Proportional to 123,534.05, 185,270.07 and 47,617.35

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Solution

The fourth proportional to 123,534.05, 185,270.07 and 47,617.35 is: 71,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,534.05 : 185,270.07 = 47,617.35 : x
  2. Step 2: Convert to fraction form
    123,534.05/185,270.07 = 47,617.35/x
  3. Step 3: Cross multiply
    123,534.05x = 185,270.07 × 47,617.35
  4. Step 4: Simplify right side
    123,534.05x = 8,822,069,767.71
  5. Step 5: Solve for x
    x = 8,822,069,767.71/123,534.05
  6. Step 6: Final answer
    x = 71,414.08

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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.