Home / 74,490.10-111,740.55-44,844.10

Finding the Fourth Proportional to 74,490.10, 111,740.55 and 44,844.10

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Solution

The fourth proportional to 74,490.10, 111,740.55 and 44,844.10 is: 67,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,490.10 : 111,740.55 = 44,844.10 : x
  2. Step 2: Convert to fraction form
    74,490.10/111,740.55 = 44,844.10/x
  3. Step 3: Cross multiply
    74,490.10x = 111,740.55 × 44,844.10
  4. Step 4: Simplify right side
    74,490.10x = 5,010,904,398.26
  5. Step 5: Solve for x
    x = 5,010,904,398.26/74,490.10
  6. Step 6: Final answer
    x = 67,269.40

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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.