Home / 52,978.32-73,117.08-34,170.12

Finding the Fourth Proportional to 52,978.32, 73,117.08 and 34,170.12

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Solution

The fourth proportional to 52,978.32, 73,117.08 and 34,170.12 is: 47,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,978.32 : 73,117.08 = 34,170.12 : x
  2. Step 2: Convert to fraction form
    52,978.32/73,117.08 = 34,170.12/x
  3. Step 3: Cross multiply
    52,978.32x = 73,117.08 × 34,170.12
  4. Step 4: Simplify right side
    52,978.32x = 2,498,419,397.65
  5. Step 5: Solve for x
    x = 2,498,419,397.65/52,978.32
  6. Step 6: Final answer
    x = 47,159.28

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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.