Home / 71,721.48-107,582.70-24,974.20

Finding the Fourth Proportional to 71,721.48, 107,582.70 and 24,974.20

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Solution

The fourth proportional to 71,721.48, 107,582.70 and 24,974.20 is: 37,461.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,721.48 : 107,582.70 = 24,974.20 : x
  2. Step 2: Convert to fraction form
    71,721.48/107,582.70 = 24,974.20/x
  3. Step 3: Cross multiply
    71,721.48x = 107,582.70 × 24,974.20
  4. Step 4: Simplify right side
    71,721.48x = 2,686,791,866.34
  5. Step 5: Solve for x
    x = 2,686,791,866.34/71,721.48
  6. Step 6: Final answer
    x = 37,461.47

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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.