Home / 42,239.09-58,295.24-27,715.48

Finding the Fourth Proportional to 42,239.09, 58,295.24 and 27,715.48

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Solution

The fourth proportional to 42,239.09, 58,295.24 and 27,715.48 is: 38,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.09 : 58,295.24 = 27,715.48 : x
  2. Step 2: Convert to fraction form
    42,239.09/58,295.24 = 27,715.48/x
  3. Step 3: Cross multiply
    42,239.09x = 58,295.24 × 27,715.48
  4. Step 4: Simplify right side
    42,239.09x = 1,615,680,861.74
  5. Step 5: Solve for x
    x = 1,615,680,861.74/42,239.09
  6. Step 6: Final answer
    x = 38,250.85

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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.