Home / 88,972.50-122,776.74-48,678.24

Finding the Fourth Proportional to 88,972.50, 122,776.74 and 48,678.24

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Solution

The fourth proportional to 88,972.50, 122,776.74 and 48,678.24 is: 67,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,972.50 : 122,776.74 = 48,678.24 : x
  2. Step 2: Convert to fraction form
    88,972.50/122,776.74 = 48,678.24/x
  3. Step 3: Cross multiply
    88,972.50x = 122,776.74 × 48,678.24
  4. Step 4: Simplify right side
    88,972.50x = 5,976,555,616.14
  5. Step 5: Solve for x
    x = 5,976,555,616.14/88,972.50
  6. Step 6: Final answer
    x = 67,173.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.