Home / 99,031.02-148,536-27,951.90

Finding the Fourth Proportional to 99,031.02, 148,536 and 27,951.90

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Solution

The fourth proportional to 99,031.02, 148,536 and 27,951.90 is: 41,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,031.02 : 148,536 = 27,951.90 : x
  2. Step 2: Convert to fraction form
    99,031.02/148,536 = 27,951.90/x
  3. Step 3: Cross multiply
    99,031.02x = 148,536 × 27,951.90
  4. Step 4: Simplify right side
    99,031.02x = 4,151,863,418.40
  5. Step 5: Solve for x
    x = 4,151,863,418.40/99,031.02
  6. Step 6: Final answer
    x = 41,924.88

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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.