Home / 122,723.42-169,354.96-69,007.06

Finding the Fourth Proportional to 122,723.42, 169,354.96 and 69,007.06

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Solution

The fourth proportional to 122,723.42, 169,354.96 and 69,007.06 is: 95,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,723.42 : 169,354.96 = 69,007.06 : x
  2. Step 2: Convert to fraction form
    122,723.42/169,354.96 = 69,007.06/x
  3. Step 3: Cross multiply
    122,723.42x = 169,354.96 × 69,007.06
  4. Step 4: Simplify right side
    122,723.42x = 11,686,687,886.02
  5. Step 5: Solve for x
    x = 11,686,687,886.02/122,723.42
  6. Step 6: Final answer
    x = 95,227.85

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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.