Home / 155,428.40-233,488.20-149,553.20

Finding the Fourth Proportional to 155,428.40, 233,488.20 and 149,553.20

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Solution

The fourth proportional to 155,428.40, 233,488.20 and 149,553.20 is: 224,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,428.40 : 233,488.20 = 149,553.20 : x
  2. Step 2: Convert to fraction form
    155,428.40/233,488.20 = 149,553.20/x
  3. Step 3: Cross multiply
    155,428.40x = 233,488.20 × 149,553.20
  4. Step 4: Simplify right side
    155,428.40x = 34,918,907,472.24
  5. Step 5: Solve for x
    x = 34,918,907,472.24/155,428.40
  6. Step 6: Final answer
    x = 224,662.34

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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.