Home / 63,990.08-88,306.56-35,697.92

Finding the Fourth Proportional to 63,990.08, 88,306.56 and 35,697.92

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Solution

The fourth proportional to 63,990.08, 88,306.56 and 35,697.92 is: 49,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,990.08 : 88,306.56 = 35,697.92 : x
  2. Step 2: Convert to fraction form
    63,990.08/88,306.56 = 35,697.92/x
  3. Step 3: Cross multiply
    63,990.08x = 88,306.56 × 35,697.92
  4. Step 4: Simplify right side
    63,990.08x = 3,152,360,514.36
  5. Step 5: Solve for x
    x = 3,152,360,514.36/63,990.08
  6. Step 6: Final answer
    x = 49,263.27

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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.