Home / 152,844.10-229,266.15-74,112.10

Finding the Fourth Proportional to 152,844.10, 229,266.15 and 74,112.10

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Solution

The fourth proportional to 152,844.10, 229,266.15 and 74,112.10 is: 111,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,844.10 : 229,266.15 = 74,112.10 : x
  2. Step 2: Convert to fraction form
    152,844.10/229,266.15 = 74,112.10/x
  3. Step 3: Cross multiply
    152,844.10x = 229,266.15 × 74,112.10
  4. Step 4: Simplify right side
    152,844.10x = 16,991,395,835.42
  5. Step 5: Solve for x
    x = 16,991,395,835.42/152,844.10
  6. Step 6: Final answer
    x = 111,168.15

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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.