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Finding the Fourth Proportional to 63,240.03, 87,270.48 and 34,945.11

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Solution

The fourth proportional to 63,240.03, 87,270.48 and 34,945.11 is: 48,223.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,240.03 : 87,270.48 = 34,945.11 : x
  2. Step 2: Convert to fraction form
    63,240.03/87,270.48 = 34,945.11/x
  3. Step 3: Cross multiply
    63,240.03x = 87,270.48 × 34,945.11
  4. Step 4: Simplify right side
    63,240.03x = 3,049,676,523.35
  5. Step 5: Solve for x
    x = 3,049,676,523.35/63,240.03
  6. Step 6: Final answer
    x = 48,223.83

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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.