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Finding the Fourth Proportional to 169,894.30, 234,460.16 and 93,419.22

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Solution

The fourth proportional to 169,894.30, 234,460.16 and 93,419.22 is: 128,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,894.30 : 234,460.16 = 93,419.22 : x
  2. Step 2: Convert to fraction form
    169,894.30/234,460.16 = 93,419.22/x
  3. Step 3: Cross multiply
    169,894.30x = 234,460.16 × 93,419.22
  4. Step 4: Simplify right side
    169,894.30x = 21,903,086,490.53
  5. Step 5: Solve for x
    x = 21,903,086,490.53/169,894.30
  6. Step 6: Final answer
    x = 128,921.84

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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.