Home / 157,995.19-236,944.59-83,074.69

Finding the Fourth Proportional to 157,995.19, 236,944.59 and 83,074.69

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Solution

The fourth proportional to 157,995.19, 236,944.59 and 83,074.69 is: 124,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,995.19 : 236,944.59 = 83,074.69 : x
  2. Step 2: Convert to fraction form
    157,995.19/236,944.59 = 83,074.69/x
  3. Step 3: Cross multiply
    157,995.19x = 236,944.59 × 83,074.69
  4. Step 4: Simplify right side
    157,995.19x = 19,684,098,361.43
  5. Step 5: Solve for x
    x = 19,684,098,361.43/157,995.19
  6. Step 6: Final answer
    x = 124,586.69

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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.