Home / 199,780.02-275,700.51-114,902.55

Finding the Fourth Proportional to 199,780.02, 275,700.51 and 114,902.55

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Solution

The fourth proportional to 199,780.02, 275,700.51 and 114,902.55 is: 158,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,780.02 : 275,700.51 = 114,902.55 : x
  2. Step 2: Convert to fraction form
    199,780.02/275,700.51 = 114,902.55/x
  3. Step 3: Cross multiply
    199,780.02x = 275,700.51 × 114,902.55
  4. Step 4: Simplify right side
    199,780.02x = 31,678,691,635.30
  5. Step 5: Solve for x
    x = 31,678,691,635.30/199,780.02
  6. Step 6: Final answer
    x = 158,567.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.