Home / 157,560.96-236,429.76-83,687.04

Finding the Fourth Proportional to 157,560.96, 236,429.76 and 83,687.04

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Solution

The fourth proportional to 157,560.96, 236,429.76 and 83,687.04 is: 125,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,560.96 : 236,429.76 = 83,687.04 : x
  2. Step 2: Convert to fraction form
    157,560.96/236,429.76 = 83,687.04/x
  3. Step 3: Cross multiply
    157,560.96x = 236,429.76 × 83,687.04
  4. Step 4: Simplify right side
    157,560.96x = 19,786,106,782.31
  5. Step 5: Solve for x
    x = 19,786,106,782.31/157,560.96
  6. Step 6: Final answer
    x = 125,577.47

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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.