Home / 149,650.80-224,735.40-144,985.20

Finding the Fourth Proportional to 149,650.80, 224,735.40 and 144,985.20

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Solution

The fourth proportional to 149,650.80, 224,735.40 and 144,985.20 is: 217,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,650.80 : 224,735.40 = 144,985.20 : x
  2. Step 2: Convert to fraction form
    149,650.80/224,735.40 = 144,985.20/x
  3. Step 3: Cross multiply
    149,650.80x = 224,735.40 × 144,985.20
  4. Step 4: Simplify right side
    149,650.80x = 32,583,306,916.08
  5. Step 5: Solve for x
    x = 32,583,306,916.08/149,650.80
  6. Step 6: Final answer
    x = 217,728.92

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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.