Home / 155,945.64-233,941.50-45,123.24

Finding the Fourth Proportional to 155,945.64, 233,941.50 and 45,123.24

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Solution

The fourth proportional to 155,945.64, 233,941.50 and 45,123.24 is: 67,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,945.64 : 233,941.50 = 45,123.24 : x
  2. Step 2: Convert to fraction form
    155,945.64/233,941.50 = 45,123.24/x
  3. Step 3: Cross multiply
    155,945.64x = 233,941.50 × 45,123.24
  4. Step 4: Simplify right side
    155,945.64x = 10,556,198,450.46
  5. Step 5: Solve for x
    x = 10,556,198,450.46/155,945.64
  6. Step 6: Final answer
    x = 67,691.53

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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.