Home / 52,981.18-73,114.19-29,108.32

Finding the Fourth Proportional to 52,981.18, 73,114.19 and 29,108.32

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Solution

The fourth proportional to 52,981.18, 73,114.19 and 29,108.32 is: 40,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,981.18 : 73,114.19 = 29,108.32 : x
  2. Step 2: Convert to fraction form
    52,981.18/73,114.19 = 29,108.32/x
  3. Step 3: Cross multiply
    52,981.18x = 73,114.19 × 29,108.32
  4. Step 4: Simplify right side
    52,981.18x = 2,128,231,239.06
  5. Step 5: Solve for x
    x = 2,128,231,239.06/52,981.18
  6. Step 6: Final answer
    x = 40,169.57

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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.