Home / 63,451.08-87,560.60-34,770.40

Finding the Fourth Proportional to 63,451.08, 87,560.60 and 34,770.40

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Solution

The fourth proportional to 63,451.08, 87,560.60 and 34,770.40 is: 47,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,451.08 : 87,560.60 = 34,770.40 : x
  2. Step 2: Convert to fraction form
    63,451.08/87,560.60 = 34,770.40/x
  3. Step 3: Cross multiply
    63,451.08x = 87,560.60 × 34,770.40
  4. Step 4: Simplify right side
    63,451.08x = 3,044,516,693.49
  5. Step 5: Solve for x
    x = 3,044,516,693.49/63,451.08
  6. Step 6: Final answer
    x = 47,982.11

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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.