Home / 118,264.11-177,456.65-55,917.87

Finding the Fourth Proportional to 118,264.11, 177,456.65 and 55,917.87

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Solution

The fourth proportional to 118,264.11, 177,456.65 and 55,917.87 is: 83,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,264.11 : 177,456.65 = 55,917.87 : x
  2. Step 2: Convert to fraction form
    118,264.11/177,456.65 = 55,917.87/x
  3. Step 3: Cross multiply
    118,264.11x = 177,456.65 × 55,917.87
  4. Step 4: Simplify right side
    118,264.11x = 9,922,997,605.75
  5. Step 5: Solve for x
    x = 9,922,997,605.75/118,264.11
  6. Step 6: Final answer
    x = 83,905.40

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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.