Home / 169,865.22-234,416.88-93,387.51

Finding the Fourth Proportional to 169,865.22, 234,416.88 and 93,387.51

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Solution

The fourth proportional to 169,865.22, 234,416.88 and 93,387.51 is: 128,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,865.22 : 234,416.88 = 93,387.51 : x
  2. Step 2: Convert to fraction form
    169,865.22/234,416.88 = 93,387.51/x
  3. Step 3: Cross multiply
    169,865.22x = 234,416.88 × 93,387.51
  4. Step 4: Simplify right side
    169,865.22x = 21,891,608,725.17
  5. Step 5: Solve for x
    x = 21,891,608,725.17/169,865.22
  6. Step 6: Final answer
    x = 128,876.35

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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.