Home / 63,615.38-87,790.37-34,937.73

Finding the Fourth Proportional to 63,615.38, 87,790.37 and 34,937.73

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Solution

The fourth proportional to 63,615.38, 87,790.37 and 34,937.73 is: 48,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615.38 : 87,790.37 = 34,937.73 : x
  2. Step 2: Convert to fraction form
    63,615.38/87,790.37 = 34,937.73/x
  3. Step 3: Cross multiply
    63,615.38x = 87,790.37 × 34,937.73
  4. Step 4: Simplify right side
    63,615.38x = 3,067,196,068.97
  5. Step 5: Solve for x
    x = 3,067,196,068.97/63,615.38
  6. Step 6: Final answer
    x = 48,214.70

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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.