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Finding the Fourth Proportional to 63,594.43, 95,393.68 and 31,987.23

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Solution

The fourth proportional to 63,594.43, 95,393.68 and 31,987.23 is: 47,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,594.43 : 95,393.68 = 31,987.23 : x
  2. Step 2: Convert to fraction form
    63,594.43/95,393.68 = 31,987.23/x
  3. Step 3: Cross multiply
    63,594.43x = 95,393.68 × 31,987.23
  4. Step 4: Simplify right side
    63,594.43x = 3,051,379,681.60
  5. Step 5: Solve for x
    x = 3,051,379,681.60/63,594.43
  6. Step 6: Final answer
    x = 47,981.87

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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.