Home / 144,799.78-199,823.43-88,211.16

Finding the Fourth Proportional to 144,799.78, 199,823.43 and 88,211.16

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Solution

The fourth proportional to 144,799.78, 199,823.43 and 88,211.16 is: 121,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,799.78 : 199,823.43 = 88,211.16 : x
  2. Step 2: Convert to fraction form
    144,799.78/199,823.43 = 88,211.16/x
  3. Step 3: Cross multiply
    144,799.78x = 199,823.43 × 88,211.16
  4. Step 4: Simplify right side
    144,799.78x = 17,626,656,555.48
  5. Step 5: Solve for x
    x = 17,626,656,555.48/144,799.78
  6. Step 6: Final answer
    x = 121,731.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.