Home / 63,135.42-87,126.78-34,841.10

Finding the Fourth Proportional to 63,135.42, 87,126.78 and 34,841.10

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Solution

The fourth proportional to 63,135.42, 87,126.78 and 34,841.10 is: 48,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,135.42 : 87,126.78 = 34,841.10 : x
  2. Step 2: Convert to fraction form
    63,135.42/87,126.78 = 34,841.10/x
  3. Step 3: Cross multiply
    63,135.42x = 87,126.78 × 34,841.10
  4. Step 4: Simplify right side
    63,135.42x = 3,035,592,854.66
  5. Step 5: Solve for x
    x = 3,035,592,854.66/63,135.42
  6. Step 6: Final answer
    x = 48,080.66

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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.