Home / 169,679.40-234,160.20-93,196.32

Finding the Fourth Proportional to 169,679.40, 234,160.20 and 93,196.32

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Solution

The fourth proportional to 169,679.40, 234,160.20 and 93,196.32 is: 128,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,679.40 : 234,160.20 = 93,196.32 : x
  2. Step 2: Convert to fraction form
    169,679.40/234,160.20 = 93,196.32/x
  3. Step 3: Cross multiply
    169,679.40x = 234,160.20 × 93,196.32
  4. Step 4: Simplify right side
    169,679.40x = 21,822,868,930.46
  5. Step 5: Solve for x
    x = 21,822,868,930.46/169,679.40
  6. Step 6: Final answer
    x = 128,612.37

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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.