Home / 40,483.04-60,731.88-18,306.86

Finding the Fourth Proportional to 40,483.04, 60,731.88 and 18,306.86

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Solution

The fourth proportional to 40,483.04, 60,731.88 and 18,306.86 is: 27,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483.04 : 60,731.88 = 18,306.86 : x
  2. Step 2: Convert to fraction form
    40,483.04/60,731.88 = 18,306.86/x
  3. Step 3: Cross multiply
    40,483.04x = 60,731.88 × 18,306.86
  4. Step 4: Simplify right side
    40,483.04x = 1,111,810,024.70
  5. Step 5: Solve for x
    x = 1,111,810,024.70/40,483.04
  6. Step 6: Final answer
    x = 27,463.60

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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.