Home / 41,242.76-61,851.80-21,510.55

Finding the Fourth Proportional to 41,242.76, 61,851.80 and 21,510.55

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Solution

The fourth proportional to 41,242.76, 61,851.80 and 21,510.55 is: 32,259.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,242.76 : 61,851.80 = 21,510.55 : x
  2. Step 2: Convert to fraction form
    41,242.76/61,851.80 = 21,510.55/x
  3. Step 3: Cross multiply
    41,242.76x = 61,851.80 × 21,510.55
  4. Step 4: Simplify right side
    41,242.76x = 1,330,466,236.49
  5. Step 5: Solve for x
    x = 1,330,466,236.49/41,242.76
  6. Step 6: Final answer
    x = 32,259.39

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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.