Home / 152,759.10-229,138.65-133,076.10

Finding the Fourth Proportional to 152,759.10, 229,138.65 and 133,076.10

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Solution

The fourth proportional to 152,759.10, 229,138.65 and 133,076.10 is: 199,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,759.10 : 229,138.65 = 133,076.10 : x
  2. Step 2: Convert to fraction form
    152,759.10/229,138.65 = 133,076.10/x
  3. Step 3: Cross multiply
    152,759.10x = 229,138.65 × 133,076.10
  4. Step 4: Simplify right side
    152,759.10x = 30,492,877,901.27
  5. Step 5: Solve for x
    x = 30,492,877,901.27/152,759.10
  6. Step 6: Final answer
    x = 199,614.15

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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.