Home / 149,461.20-224,537.40-102,805.20

Finding the Fourth Proportional to 149,461.20, 224,537.40 and 102,805.20

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Solution

The fourth proportional to 149,461.20, 224,537.40 and 102,805.20 is: 154,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,461.20 : 224,537.40 = 102,805.20 : x
  2. Step 2: Convert to fraction form
    149,461.20/224,537.40 = 102,805.20/x
  3. Step 3: Cross multiply
    149,461.20x = 224,537.40 × 102,805.20
  4. Step 4: Simplify right side
    149,461.20x = 23,083,612,314.48
  5. Step 5: Solve for x
    x = 23,083,612,314.48/149,461.20
  6. Step 6: Final answer
    x = 154,445.52

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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.