Home / 157,587.73-236,381.42-57,755.73

Finding the Fourth Proportional to 157,587.73, 236,381.42 and 57,755.73

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Solution

The fourth proportional to 157,587.73, 236,381.42 and 57,755.73 is: 86,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,587.73 : 236,381.42 = 57,755.73 : x
  2. Step 2: Convert to fraction form
    157,587.73/236,381.42 = 57,755.73/x
  3. Step 3: Cross multiply
    157,587.73x = 236,381.42 × 57,755.73
  4. Step 4: Simplify right side
    157,587.73x = 13,652,382,501.36
  5. Step 5: Solve for x
    x = 13,652,382,501.36/157,587.73
  6. Step 6: Final answer
    x = 86,633.54

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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.