Home / 56,044.13-77,340.89-30,894.17

Finding the Fourth Proportional to 56,044.13, 77,340.89 and 30,894.17

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Solution

The fourth proportional to 56,044.13, 77,340.89 and 30,894.17 is: 42,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,044.13 : 77,340.89 = 30,894.17 : x
  2. Step 2: Convert to fraction form
    56,044.13/77,340.89 = 30,894.17/x
  3. Step 3: Cross multiply
    56,044.13x = 77,340.89 × 30,894.17
  4. Step 4: Simplify right side
    56,044.13x = 2,389,382,294.14
  5. Step 5: Solve for x
    x = 2,389,382,294.14/56,044.13
  6. Step 6: Final answer
    x = 42,633.95

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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.