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Finding the Fourth Proportional to 182,489.55, 251,833.09 and 101,918.49

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Solution

The fourth proportional to 182,489.55, 251,833.09 and 101,918.49 is: 140,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,489.55 : 251,833.09 = 101,918.49 : x
  2. Step 2: Convert to fraction form
    182,489.55/251,833.09 = 101,918.49/x
  3. Step 3: Cross multiply
    182,489.55x = 251,833.09 × 101,918.49
  4. Step 4: Simplify right side
    182,489.55x = 25,666,448,264.83
  5. Step 5: Solve for x
    x = 25,666,448,264.83/182,489.55
  6. Step 6: Final answer
    x = 140,646.13

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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.