Home / 62,730.52-86,608.65-38,882.50

Finding the Fourth Proportional to 62,730.52, 86,608.65 and 38,882.50

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Solution

The fourth proportional to 62,730.52, 86,608.65 and 38,882.50 is: 53,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,730.52 : 86,608.65 = 38,882.50 : x
  2. Step 2: Convert to fraction form
    62,730.52/86,608.65 = 38,882.50/x
  3. Step 3: Cross multiply
    62,730.52x = 86,608.65 × 38,882.50
  4. Step 4: Simplify right side
    62,730.52x = 3,367,560,833.63
  5. Step 5: Solve for x
    x = 3,367,560,833.63/62,730.52
  6. Step 6: Final answer
    x = 53,682.97

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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.