Home / 107,089.27-147,780.98-59,342.20

Finding the Fourth Proportional to 107,089.27, 147,780.98 and 59,342.20

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Solution

The fourth proportional to 107,089.27, 147,780.98 and 59,342.20 is: 81,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,089.27 : 147,780.98 = 59,342.20 : x
  2. Step 2: Convert to fraction form
    107,089.27/147,780.98 = 59,342.20/x
  3. Step 3: Cross multiply
    107,089.27x = 147,780.98 × 59,342.20
  4. Step 4: Simplify right side
    107,089.27x = 8,769,647,435.74
  5. Step 5: Solve for x
    x = 8,769,647,435.74/107,089.27
  6. Step 6: Final answer
    x = 81,891.00

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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.