Home / 74,149.17-111,240.17-40,852.10

Finding the Fourth Proportional to 74,149.17, 111,240.17 and 40,852.10

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Solution

The fourth proportional to 74,149.17, 111,240.17 and 40,852.10 is: 61,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,149.17 : 111,240.17 = 40,852.10 : x
  2. Step 2: Convert to fraction form
    74,149.17/111,240.17 = 40,852.10/x
  3. Step 3: Cross multiply
    74,149.17x = 111,240.17 × 40,852.10
  4. Step 4: Simplify right side
    74,149.17x = 4,544,393,788.40
  5. Step 5: Solve for x
    x = 4,544,393,788.40/74,149.17
  6. Step 6: Final answer
    x = 61,287.18

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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.