Home / 48,124.40-72,186.60-44,625.20

Finding the Fourth Proportional to 48,124.40, 72,186.60 and 44,625.20

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Solution

The fourth proportional to 48,124.40, 72,186.60 and 44,625.20 is: 66,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,124.40 : 72,186.60 = 44,625.20 : x
  2. Step 2: Convert to fraction form
    48,124.40/72,186.60 = 44,625.20/x
  3. Step 3: Cross multiply
    48,124.40x = 72,186.60 × 44,625.20
  4. Step 4: Simplify right side
    48,124.40x = 3,221,341,462.32
  5. Step 5: Solve for x
    x = 3,221,341,462.32/48,124.40
  6. Step 6: Final answer
    x = 66,937.80

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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.