Home / 63,540.11-87,695.86-35,254.91

Finding the Fourth Proportional to 63,540.11, 87,695.86 and 35,254.91

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Solution

The fourth proportional to 63,540.11, 87,695.86 and 35,254.91 is: 48,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540.11 : 87,695.86 = 35,254.91 : x
  2. Step 2: Convert to fraction form
    63,540.11/87,695.86 = 35,254.91/x
  3. Step 3: Cross multiply
    63,540.11x = 87,695.86 × 35,254.91
  4. Step 4: Simplify right side
    63,540.11x = 3,091,709,125.06
  5. Step 5: Solve for x
    x = 3,091,709,125.06/63,540.11
  6. Step 6: Final answer
    x = 48,657.60

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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.