Home / 50,343.17-69,478.00-27,686.15

Finding the Fourth Proportional to 50,343.17, 69,478.00 and 27,686.15

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Solution

The fourth proportional to 50,343.17, 69,478.00 and 27,686.15 is: 38,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,343.17 : 69,478.00 = 27,686.15 : x
  2. Step 2: Convert to fraction form
    50,343.17/69,478.00 = 27,686.15/x
  3. Step 3: Cross multiply
    50,343.17x = 69,478.00 × 27,686.15
  4. Step 4: Simplify right side
    50,343.17x = 1,923,578,720.19
  5. Step 5: Solve for x
    x = 1,923,578,720.19/50,343.17
  6. Step 6: Final answer
    x = 38,209.33

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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.