Home / 177,150.60-265,742.10-71,947.80

Finding the Fourth Proportional to 177,150.60, 265,742.10 and 71,947.80

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Solution

The fourth proportional to 177,150.60, 265,742.10 and 71,947.80 is: 107,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,150.60 : 265,742.10 = 71,947.80 : x
  2. Step 2: Convert to fraction form
    177,150.60/265,742.10 = 71,947.80/x
  3. Step 3: Cross multiply
    177,150.60x = 265,742.10 × 71,947.80
  4. Step 4: Simplify right side
    177,150.60x = 19,119,559,462.38
  5. Step 5: Solve for x
    x = 19,119,559,462.38/177,150.60
  6. Step 6: Final answer
    x = 107,928.28

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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.