Home / 107,081.33-147,773.25-59,335.70

Finding the Fourth Proportional to 107,081.33, 147,773.25 and 59,335.70

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Solution

The fourth proportional to 107,081.33, 147,773.25 and 59,335.70 is: 81,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,081.33 : 147,773.25 = 59,335.70 : x
  2. Step 2: Convert to fraction form
    107,081.33/147,773.25 = 59,335.70/x
  3. Step 3: Cross multiply
    107,081.33x = 147,773.25 × 59,335.70
  4. Step 4: Simplify right side
    107,081.33x = 8,768,228,491.16
  5. Step 5: Solve for x
    x = 8,768,228,491.16/107,081.33
  6. Step 6: Final answer
    x = 81,883.83

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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.