Home / 42,115.74-58,120.47-23,251.74

Finding the Fourth Proportional to 42,115.74, 58,120.47 and 23,251.74

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Solution

The fourth proportional to 42,115.74, 58,120.47 and 23,251.74 is: 32,087.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.74 : 58,120.47 = 23,251.74 : x
  2. Step 2: Convert to fraction form
    42,115.74/58,120.47 = 23,251.74/x
  3. Step 3: Cross multiply
    42,115.74x = 58,120.47 × 23,251.74
  4. Step 4: Simplify right side
    42,115.74x = 1,351,402,057.12
  5. Step 5: Solve for x
    x = 1,351,402,057.12/42,115.74
  6. Step 6: Final answer
    x = 32,087.81

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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.