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Finding the Fourth Proportional to 169,806.57, 234,333.10 and 94,355.07

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Solution

The fourth proportional to 169,806.57, 234,333.10 and 94,355.07 is: 130,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,806.57 : 234,333.10 = 94,355.07 : x
  2. Step 2: Convert to fraction form
    169,806.57/234,333.10 = 94,355.07/x
  3. Step 3: Cross multiply
    169,806.57x = 234,333.10 × 94,355.07
  4. Step 4: Simplify right side
    169,806.57x = 22,110,516,053.82
  5. Step 5: Solve for x
    x = 22,110,516,053.82/169,806.57
  6. Step 6: Final answer
    x = 130,210.02

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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.