Home / 169,869.17-234,418.79-93,393.09

Finding the Fourth Proportional to 169,869.17, 234,418.79 and 93,393.09

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Solution

The fourth proportional to 169,869.17, 234,418.79 and 93,393.09 is: 128,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,869.17 : 234,418.79 = 93,393.09 : x
  2. Step 2: Convert to fraction form
    169,869.17/234,418.79 = 93,393.09/x
  3. Step 3: Cross multiply
    169,869.17x = 234,418.79 × 93,393.09
  4. Step 4: Simplify right side
    169,869.17x = 21,893,095,385.64
  5. Step 5: Solve for x
    x = 21,893,095,385.64/169,869.17
  6. Step 6: Final answer
    x = 128,882.10

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1.5x scale

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.