Home / 112,184.52-154,812.14-61,883.52

Finding the Fourth Proportional to 112,184.52, 154,812.14 and 61,883.52

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Solution

The fourth proportional to 112,184.52, 154,812.14 and 61,883.52 is: 85,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,184.52 : 154,812.14 = 61,883.52 : x
  2. Step 2: Convert to fraction form
    112,184.52/154,812.14 = 61,883.52/x
  3. Step 3: Cross multiply
    112,184.52x = 154,812.14 × 61,883.52
  4. Step 4: Simplify right side
    112,184.52x = 9,580,320,161.93
  5. Step 5: Solve for x
    x = 9,580,320,161.93/112,184.52
  6. Step 6: Final answer
    x = 85,397.88

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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.