Home / 40,582.12-60,860.70-15,620.20

Finding the Fourth Proportional to 40,582.12, 60,860.70 and 15,620.20

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Solution

The fourth proportional to 40,582.12, 60,860.70 and 15,620.20 is: 23,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582.12 : 60,860.70 = 15,620.20 : x
  2. Step 2: Convert to fraction form
    40,582.12/60,860.70 = 15,620.20/x
  3. Step 3: Cross multiply
    40,582.12x = 60,860.70 × 15,620.20
  4. Step 4: Simplify right side
    40,582.12x = 950,656,306.14
  5. Step 5: Solve for x
    x = 950,656,306.14/40,582.12
  6. Step 6: Final answer
    x = 23,425.50

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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.