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Finding the Fourth Proportional to 63,659.17, 87,851.55 and 36,799.30

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Solution

The fourth proportional to 63,659.17, 87,851.55 and 36,799.30 is: 50,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,659.17 : 87,851.55 = 36,799.30 : x
  2. Step 2: Convert to fraction form
    63,659.17/87,851.55 = 36,799.30/x
  3. Step 3: Cross multiply
    63,659.17x = 87,851.55 × 36,799.30
  4. Step 4: Simplify right side
    63,659.17x = 3,232,875,543.92
  5. Step 5: Solve for x
    x = 3,232,875,543.92/63,659.17
  6. Step 6: Final answer
    x = 50,784.13

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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.