Home / 63,816.78-88,077.06-38,337.33

Finding the Fourth Proportional to 63,816.78, 88,077.06 and 38,337.33

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Solution

The fourth proportional to 63,816.78, 88,077.06 and 38,337.33 is: 52,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,816.78 : 88,077.06 = 38,337.33 : x
  2. Step 2: Convert to fraction form
    63,816.78/88,077.06 = 38,337.33/x
  3. Step 3: Cross multiply
    63,816.78x = 88,077.06 × 38,337.33
  4. Step 4: Simplify right side
    63,816.78x = 3,376,639,314.65
  5. Step 5: Solve for x
    x = 3,376,639,314.65/63,816.78
  6. Step 6: Final answer
    x = 52,911.46

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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.