Home / 107,221.23-147,962.97-59,473.62

Finding the Fourth Proportional to 107,221.23, 147,962.97 and 59,473.62

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Solution

The fourth proportional to 107,221.23, 147,962.97 and 59,473.62 is: 82,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,221.23 : 147,962.97 = 59,473.62 : x
  2. Step 2: Convert to fraction form
    107,221.23/147,962.97 = 59,473.62/x
  3. Step 3: Cross multiply
    107,221.23x = 147,962.97 × 59,473.62
  4. Step 4: Simplify right side
    107,221.23x = 8,799,893,451.85
  5. Step 5: Solve for x
    x = 8,799,893,451.85/107,221.23
  6. Step 6: Final answer
    x = 82,072.30

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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.