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Finding the Fourth Proportional to 63,990.96, 88,278.88 and 37,117.84

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Solution

The fourth proportional to 63,990.96, 88,278.88 and 37,117.84 is: 51,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,990.96 : 88,278.88 = 37,117.84 : x
  2. Step 2: Convert to fraction form
    63,990.96/88,278.88 = 37,117.84/x
  3. Step 3: Cross multiply
    63,990.96x = 88,278.88 × 37,117.84
  4. Step 4: Simplify right side
    63,990.96x = 3,276,721,343.22
  5. Step 5: Solve for x
    x = 3,276,721,343.22/63,990.96
  6. Step 6: Final answer
    x = 51,206.00

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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.