Home / 185,868.24-278,825.40-61,252.56

Finding the Fourth Proportional to 185,868.24, 278,825.40 and 61,252.56

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Solution

The fourth proportional to 185,868.24, 278,825.40 and 61,252.56 is: 91,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,868.24 : 278,825.40 = 61,252.56 : x
  2. Step 2: Convert to fraction form
    185,868.24/278,825.40 = 61,252.56/x
  3. Step 3: Cross multiply
    185,868.24x = 278,825.40 × 61,252.56
  4. Step 4: Simplify right side
    185,868.24x = 17,078,769,543.02
  5. Step 5: Solve for x
    x = 17,078,769,543.02/185,868.24
  6. Step 6: Final answer
    x = 91,886.43

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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.