Home / 107,555.54-148,420.52-59,807.85

Finding the Fourth Proportional to 107,555.54, 148,420.52 and 59,807.85

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Solution

The fourth proportional to 107,555.54, 148,420.52 and 59,807.85 is: 82,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,555.54 : 148,420.52 = 59,807.85 : x
  2. Step 2: Convert to fraction form
    107,555.54/148,420.52 = 59,807.85/x
  3. Step 3: Cross multiply
    107,555.54x = 148,420.52 × 59,807.85
  4. Step 4: Simplify right side
    107,555.54x = 8,876,711,898.04
  5. Step 5: Solve for x
    x = 8,876,711,898.04/107,555.54
  6. Step 6: Final answer
    x = 82,531.43

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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.