Home / 55,414.13-76,471.49-30,263.63

Finding the Fourth Proportional to 55,414.13, 76,471.49 and 30,263.63

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Solution

The fourth proportional to 55,414.13, 76,471.49 and 30,263.63 is: 41,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,414.13 : 76,471.49 = 30,263.63 : x
  2. Step 2: Convert to fraction form
    55,414.13/76,471.49 = 30,263.63/x
  3. Step 3: Cross multiply
    55,414.13x = 76,471.49 × 30,263.63
  4. Step 4: Simplify right side
    55,414.13x = 2,314,304,572.21
  5. Step 5: Solve for x
    x = 2,314,304,572.21/55,414.13
  6. Step 6: Final answer
    x = 41,763.80

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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.