Home / 205,081.55-283,012.20-114,432.02

Finding the Fourth Proportional to 205,081.55, 283,012.20 and 114,432.02

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Solution

The fourth proportional to 205,081.55, 283,012.20 and 114,432.02 is: 157,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,081.55 : 283,012.20 = 114,432.02 : x
  2. Step 2: Convert to fraction form
    205,081.55/283,012.20 = 114,432.02/x
  3. Step 3: Cross multiply
    205,081.55x = 283,012.20 × 114,432.02
  4. Step 4: Simplify right side
    205,081.55x = 32,385,656,315.58
  5. Step 5: Solve for x
    x = 32,385,656,315.58/205,081.55
  6. Step 6: Final answer
    x = 157,916.00

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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.