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Finding the Fourth Proportional to 146,560.79, 202,239.59 and 82,026.19

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Solution

The fourth proportional to 146,560.79, 202,239.59 and 82,026.19 is: 113,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,560.79 : 202,239.59 = 82,026.19 : x
  2. Step 2: Convert to fraction form
    146,560.79/202,239.59 = 82,026.19/x
  3. Step 3: Cross multiply
    146,560.79x = 202,239.59 × 82,026.19
  4. Step 4: Simplify right side
    146,560.79x = 16,588,941,739.93
  5. Step 5: Solve for x
    x = 16,588,941,739.93/146,560.79
  6. Step 6: Final answer
    x = 113,188.13

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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.