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Finding the Fourth Proportional to 63,965.19, 95,948.04 and 19,591.77

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Solution

The fourth proportional to 63,965.19, 95,948.04 and 19,591.77 is: 29,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,965.19 : 95,948.04 = 19,591.77 : x
  2. Step 2: Convert to fraction form
    63,965.19/95,948.04 = 19,591.77/x
  3. Step 3: Cross multiply
    63,965.19x = 95,948.04 × 19,591.77
  4. Step 4: Simplify right side
    63,965.19x = 1,879,791,931.63
  5. Step 5: Solve for x
    x = 1,879,791,931.63/63,965.19
  6. Step 6: Final answer
    x = 29,387.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.