Home / 69,255.52-95,623.80-42,434.66

Finding the Fourth Proportional to 69,255.52, 95,623.80 and 42,434.66

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Solution

The fourth proportional to 69,255.52, 95,623.80 and 42,434.66 is: 58,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,255.52 : 95,623.80 = 42,434.66 : x
  2. Step 2: Convert to fraction form
    69,255.52/95,623.80 = 42,434.66/x
  3. Step 3: Cross multiply
    69,255.52x = 95,623.80 × 42,434.66
  4. Step 4: Simplify right side
    69,255.52x = 4,057,763,440.91
  5. Step 5: Solve for x
    x = 4,057,763,440.91/69,255.52
  6. Step 6: Final answer
    x = 58,591.19

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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.