Home / 205,095.68-283,022.88-114,446.72

Finding the Fourth Proportional to 205,095.68, 283,022.88 and 114,446.72

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Solution

The fourth proportional to 205,095.68, 283,022.88 and 114,446.72 is: 157,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,095.68 : 283,022.88 = 114,446.72 : x
  2. Step 2: Convert to fraction form
    205,095.68/283,022.88 = 114,446.72/x
  3. Step 3: Cross multiply
    205,095.68x = 283,022.88 × 114,446.72
  4. Step 4: Simplify right side
    205,095.68x = 32,391,040,300.95
  5. Step 5: Solve for x
    x = 32,391,040,300.95/205,095.68
  6. Step 6: Final answer
    x = 157,931.36

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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.