Home / 99,331.80-148,999.32-24,452.16

Finding the Fourth Proportional to 99,331.80, 148,999.32 and 24,452.16

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Solution

The fourth proportional to 99,331.80, 148,999.32 and 24,452.16 is: 36,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,331.80 : 148,999.32 = 24,452.16 : x
  2. Step 2: Convert to fraction form
    99,331.80/148,999.32 = 24,452.16/x
  3. Step 3: Cross multiply
    99,331.80x = 148,999.32 × 24,452.16
  4. Step 4: Simplify right side
    99,331.80x = 3,643,355,212.53
  5. Step 5: Solve for x
    x = 3,643,355,212.53/99,331.80
  6. Step 6: Final answer
    x = 36,678.64

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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.