Home / 67,306.96-100,848.84-40,931.92

Finding the Fourth Proportional to 67,306.96, 100,848.84 and 40,931.92

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Solution

The fourth proportional to 67,306.96, 100,848.84 and 40,931.92 is: 61,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.96 : 100,848.84 = 40,931.92 : x
  2. Step 2: Convert to fraction form
    67,306.96/100,848.84 = 40,931.92/x
  3. Step 3: Cross multiply
    67,306.96x = 100,848.84 × 40,931.92
  4. Step 4: Simplify right side
    67,306.96x = 4,127,936,650.97
  5. Step 5: Solve for x
    x = 4,127,936,650.97/67,306.96
  6. Step 6: Final answer
    x = 61,330.01

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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.