Home / 236,965.98-327,013.02-129,536.46

Finding the Fourth Proportional to 236,965.98, 327,013.02 and 129,536.46

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Solution

The fourth proportional to 236,965.98, 327,013.02 and 129,536.46 is: 178,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,965.98 : 327,013.02 = 129,536.46 : x
  2. Step 2: Convert to fraction form
    236,965.98/327,013.02 = 129,536.46/x
  3. Step 3: Cross multiply
    236,965.98x = 327,013.02 × 129,536.46
  4. Step 4: Simplify right side
    236,965.98x = 42,360,108,984.71
  5. Step 5: Solve for x
    x = 42,360,108,984.71/236,965.98
  6. Step 6: Final answer
    x = 178,760.30

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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.