Home / 83,375.02-125,030.63-41,240.64

Finding the Fourth Proportional to 83,375.02, 125,030.63 and 41,240.64

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Solution

The fourth proportional to 83,375.02, 125,030.63 and 41,240.64 is: 61,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,375.02 : 125,030.63 = 41,240.64 : x
  2. Step 2: Convert to fraction form
    83,375.02/125,030.63 = 41,240.64/x
  3. Step 3: Cross multiply
    83,375.02x = 125,030.63 × 41,240.64
  4. Step 4: Simplify right side
    83,375.02x = 5,156,343,200.80
  5. Step 5: Solve for x
    x = 5,156,343,200.80/83,375.02
  6. Step 6: Final answer
    x = 61,845.18

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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.