Home / 157,569.30-236,211.80-57,659.85

Finding the Fourth Proportional to 157,569.30, 236,211.80 and 57,659.85

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Solution

The fourth proportional to 157,569.30, 236,211.80 and 57,659.85 is: 86,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,569.30 : 236,211.80 = 57,659.85 : x
  2. Step 2: Convert to fraction form
    157,569.30/236,211.80 = 57,659.85/x
  3. Step 3: Cross multiply
    157,569.30x = 236,211.80 × 57,659.85
  4. Step 4: Simplify right side
    157,569.30x = 13,619,936,667.93
  5. Step 5: Solve for x
    x = 13,619,936,667.93/157,569.30
  6. Step 6: Final answer
    x = 86,437.76

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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.