Home / 157,869.36-236,599.92-118,114.56

Finding the Fourth Proportional to 157,869.36, 236,599.92 and 118,114.56

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Solution

The fourth proportional to 157,869.36, 236,599.92 and 118,114.56 is: 177,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,869.36 : 236,599.92 = 118,114.56 : x
  2. Step 2: Convert to fraction form
    157,869.36/236,599.92 = 118,114.56/x
  3. Step 3: Cross multiply
    157,869.36x = 236,599.92 × 118,114.56
  4. Step 4: Simplify right side
    157,869.36x = 27,945,895,446.84
  5. Step 5: Solve for x
    x = 27,945,895,446.84/157,869.36
  6. Step 6: Final answer
    x = 177,019.12

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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.