Home / 48,306.42-72,459.88-21,992.76

Finding the Fourth Proportional to 48,306.42, 72,459.88 and 21,992.76

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Solution

The fourth proportional to 48,306.42, 72,459.88 and 21,992.76 is: 32,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.42 : 72,459.88 = 21,992.76 : x
  2. Step 2: Convert to fraction form
    48,306.42/72,459.88 = 21,992.76/x
  3. Step 3: Cross multiply
    48,306.42x = 72,459.88 × 21,992.76
  4. Step 4: Simplify right side
    48,306.42x = 1,593,592,750.47
  5. Step 5: Solve for x
    x = 1,593,592,750.47/48,306.42
  6. Step 6: Final answer
    x = 32,989.25

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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.