Home / 63,962.40-88,278.48-38,829.60

Finding the Fourth Proportional to 63,962.40, 88,278.48 and 38,829.60

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Solution

The fourth proportional to 63,962.40, 88,278.48 and 38,829.60 is: 53,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,962.40 : 88,278.48 = 38,829.60 : x
  2. Step 2: Convert to fraction form
    63,962.40/88,278.48 = 38,829.60/x
  3. Step 3: Cross multiply
    63,962.40x = 88,278.48 × 38,829.60
  4. Step 4: Simplify right side
    63,962.40x = 3,427,818,067.01
  5. Step 5: Solve for x
    x = 3,427,818,067.01/63,962.40
  6. Step 6: Final answer
    x = 53,591.14

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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.