Home / 48,457.56-72,686.34-15,177.90

Finding the Fourth Proportional to 48,457.56, 72,686.34 and 15,177.90

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Solution

The fourth proportional to 48,457.56, 72,686.34 and 15,177.90 is: 22,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,457.56 : 72,686.34 = 15,177.90 : x
  2. Step 2: Convert to fraction form
    48,457.56/72,686.34 = 15,177.90/x
  3. Step 3: Cross multiply
    48,457.56x = 72,686.34 × 15,177.90
  4. Step 4: Simplify right side
    48,457.56x = 1,103,225,999.89
  5. Step 5: Solve for x
    x = 1,103,225,999.89/48,457.56
  6. Step 6: Final answer
    x = 22,766.85

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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.