Home / 62,521.97-93,789.14-20,400.35

Finding the Fourth Proportional to 62,521.97, 93,789.14 and 20,400.35

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Solution

The fourth proportional to 62,521.97, 93,789.14 and 20,400.35 is: 30,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,521.97 : 93,789.14 = 20,400.35 : x
  2. Step 2: Convert to fraction form
    62,521.97/93,789.14 = 20,400.35/x
  3. Step 3: Cross multiply
    62,521.97x = 93,789.14 × 20,400.35
  4. Step 4: Simplify right side
    62,521.97x = 1,913,330,711.25
  5. Step 5: Solve for x
    x = 1,913,330,711.25/62,521.97
  6. Step 6: Final answer
    x = 30,602.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.