Home / 118,229.64-177,244.66-55,017.08

Finding the Fourth Proportional to 118,229.64, 177,244.66 and 55,017.08

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Solution

The fourth proportional to 118,229.64, 177,244.66 and 55,017.08 is: 82,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,229.64 : 177,244.66 = 55,017.08 : x
  2. Step 2: Convert to fraction form
    118,229.64/177,244.66 = 55,017.08/x
  3. Step 3: Cross multiply
    118,229.64x = 177,244.66 × 55,017.08
  4. Step 4: Simplify right side
    118,229.64x = 9,751,483,638.79
  5. Step 5: Solve for x
    x = 9,751,483,638.79/118,229.64
  6. Step 6: Final answer
    x = 82,479.18

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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.