Home / 157,529.60-236,329.65-57,687.80

Finding the Fourth Proportional to 157,529.60, 236,329.65 and 57,687.80

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Solution

The fourth proportional to 157,529.60, 236,329.65 and 57,687.80 is: 86,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,529.60 : 236,329.65 = 57,687.80 : x
  2. Step 2: Convert to fraction form
    157,529.60/236,329.65 = 57,687.80/x
  3. Step 3: Cross multiply
    157,529.60x = 236,329.65 × 57,687.80
  4. Step 4: Simplify right side
    157,529.60x = 13,633,337,583.27
  5. Step 5: Solve for x
    x = 13,633,337,583.27/157,529.60
  6. Step 6: Final answer
    x = 86,544.61

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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.