Home / 205,079.24-283,002.66-111,941.39

Finding the Fourth Proportional to 205,079.24, 283,002.66 and 111,941.39

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Solution

The fourth proportional to 205,079.24, 283,002.66 and 111,941.39 is: 154,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,079.24 : 283,002.66 = 111,941.39 : x
  2. Step 2: Convert to fraction form
    205,079.24/283,002.66 = 111,941.39/x
  3. Step 3: Cross multiply
    205,079.24x = 283,002.66 × 111,941.39
  4. Step 4: Simplify right side
    205,079.24x = 31,679,711,841.60
  5. Step 5: Solve for x
    x = 31,679,711,841.60/205,079.24
  6. Step 6: Final answer
    x = 154,475.47

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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.