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Finding the Fourth Proportional to 63,597.96, 95,398.98 and 31,990.76

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Solution

The fourth proportional to 63,597.96, 95,398.98 and 31,990.76 is: 47,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,597.96 : 95,398.98 = 31,990.76 : x
  2. Step 2: Convert to fraction form
    63,597.96/95,398.98 = 31,990.76/x
  3. Step 3: Cross multiply
    63,597.96x = 95,398.98 × 31,990.76
  4. Step 4: Simplify right side
    63,597.96x = 3,051,885,873.42
  5. Step 5: Solve for x
    x = 3,051,885,873.42/63,597.96
  6. Step 6: Final answer
    x = 47,987.17

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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.