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Finding the Fourth Proportional to 63,773.20, 88,011.15 and 35,478.88

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Solution

The fourth proportional to 63,773.20, 88,011.15 and 35,478.88 is: 48,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,773.20 : 88,011.15 = 35,478.88 : x
  2. Step 2: Convert to fraction form
    63,773.20/88,011.15 = 35,478.88/x
  3. Step 3: Cross multiply
    63,773.20x = 88,011.15 × 35,478.88
  4. Step 4: Simplify right side
    63,773.20x = 3,122,537,029.51
  5. Step 5: Solve for x
    x = 3,122,537,029.51/63,773.20
  6. Step 6: Final answer
    x = 48,963.15

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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.