Home / 55,549.50-83,332.94-18,100.88

Finding the Fourth Proportional to 55,549.50, 83,332.94 and 18,100.88

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Solution

The fourth proportional to 55,549.50, 83,332.94 and 18,100.88 is: 27,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,549.50 : 83,332.94 = 18,100.88 : x
  2. Step 2: Convert to fraction form
    55,549.50/83,332.94 = 18,100.88/x
  3. Step 3: Cross multiply
    55,549.50x = 83,332.94 × 18,100.88
  4. Step 4: Simplify right side
    55,549.50x = 1,508,399,546.99
  5. Step 5: Solve for x
    x = 1,508,399,546.99/55,549.50
  6. Step 6: Final answer
    x = 27,154.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.