Home / 112,042.38-154,614.56-62,982.50

Finding the Fourth Proportional to 112,042.38, 154,614.56 and 62,982.50

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Solution

The fourth proportional to 112,042.38, 154,614.56 and 62,982.50 is: 86,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,042.38 : 154,614.56 = 62,982.50 : x
  2. Step 2: Convert to fraction form
    112,042.38/154,614.56 = 62,982.50/x
  3. Step 3: Cross multiply
    112,042.38x = 154,614.56 × 62,982.50
  4. Step 4: Simplify right side
    112,042.38x = 9,738,011,306.92
  5. Step 5: Solve for x
    x = 9,738,011,306.92/112,042.38
  6. Step 6: Final answer
    x = 86,913.64

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1.5x scale

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.