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Finding the Fourth Proportional to 169,778.03, 234,282.16 and 93,302.47

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Solution

The fourth proportional to 169,778.03, 234,282.16 and 93,302.47 is: 128,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,778.03 : 234,282.16 = 93,302.47 : x
  2. Step 2: Convert to fraction form
    169,778.03/234,282.16 = 93,302.47/x
  3. Step 3: Cross multiply
    169,778.03x = 234,282.16 × 93,302.47
  4. Step 4: Simplify right side
    169,778.03x = 21,859,104,204.94
  5. Step 5: Solve for x
    x = 21,859,104,204.94/169,778.03
  6. Step 6: Final answer
    x = 128,751.08

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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.