Home / 42,034.74-58,008.39-23,172.54

Finding the Fourth Proportional to 42,034.74, 58,008.39 and 23,172.54

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Solution

The fourth proportional to 42,034.74, 58,008.39 and 23,172.54 is: 31,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,034.74 : 58,008.39 = 23,172.54 : x
  2. Step 2: Convert to fraction form
    42,034.74/58,008.39 = 23,172.54/x
  3. Step 3: Cross multiply
    42,034.74x = 58,008.39 × 23,172.54
  4. Step 4: Simplify right side
    42,034.74x = 1,344,201,737.61
  5. Step 5: Solve for x
    x = 1,344,201,737.61/42,034.74
  6. Step 6: Final answer
    x = 31,978.35

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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.