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Finding the Fourth Proportional to 169,833.40, 254,750.10 and 69,960.40

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Solution

The fourth proportional to 169,833.40, 254,750.10 and 69,960.40 is: 104,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.40 : 254,750.10 = 69,960.40 : x
  2. Step 2: Convert to fraction form
    169,833.40/254,750.10 = 69,960.40/x
  3. Step 3: Cross multiply
    169,833.40x = 254,750.10 × 69,960.40
  4. Step 4: Simplify right side
    169,833.40x = 17,822,418,896.04
  5. Step 5: Solve for x
    x = 17,822,418,896.04/169,833.40
  6. Step 6: Final answer
    x = 104,940.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.