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Finding the Fourth Proportional to 169,233.21, 253,766.88 and 69,366.24

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Solution

The fourth proportional to 169,233.21, 253,766.88 and 69,366.24 is: 104,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,233.21 : 253,766.88 = 69,366.24 : x
  2. Step 2: Convert to fraction form
    169,233.21/253,766.88 = 69,366.24/x
  3. Step 3: Cross multiply
    169,233.21x = 253,766.88 × 69,366.24
  4. Step 4: Simplify right side
    169,233.21x = 17,602,854,302.13
  5. Step 5: Solve for x
    x = 17,602,854,302.13/169,233.21
  6. Step 6: Final answer
    x = 104,015.37

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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.