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Finding the Fourth Proportional to 169,777.03, 234,280.79 and 93,301.47

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Solution

The fourth proportional to 169,777.03, 234,280.79 and 93,301.47 is: 128,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,777.03 : 234,280.79 = 93,301.47 : x
  2. Step 2: Convert to fraction form
    169,777.03/234,280.79 = 93,301.47/x
  3. Step 3: Cross multiply
    169,777.03x = 234,280.79 × 93,301.47
  4. Step 4: Simplify right side
    169,777.03x = 21,858,741,633.25
  5. Step 5: Solve for x
    x = 21,858,741,633.25/169,777.03
  6. Step 6: Final answer
    x = 128,749.70

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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.