Home / 69,555.36-96,001.56-42,711.96

Finding the Fourth Proportional to 69,555.36, 96,001.56 and 42,711.96

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Solution

The fourth proportional to 69,555.36, 96,001.56 and 42,711.96 is: 58,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.36 : 96,001.56 = 42,711.96 : x
  2. Step 2: Convert to fraction form
    69,555.36/96,001.56 = 42,711.96/x
  3. Step 3: Cross multiply
    69,555.36x = 96,001.56 × 42,711.96
  4. Step 4: Simplify right side
    69,555.36x = 4,100,414,790.66
  5. Step 5: Solve for x
    x = 4,100,414,790.66/69,555.36
  6. Step 6: Final answer
    x = 58,951.82

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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.