Home / 86,250.06-119,001.18-51,785.84

Finding the Fourth Proportional to 86,250.06, 119,001.18 and 51,785.84

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Solution

The fourth proportional to 86,250.06, 119,001.18 and 51,785.84 is: 71,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,250.06 : 119,001.18 = 51,785.84 : x
  2. Step 2: Convert to fraction form
    86,250.06/119,001.18 = 51,785.84/x
  3. Step 3: Cross multiply
    86,250.06x = 119,001.18 × 51,785.84
  4. Step 4: Simplify right side
    86,250.06x = 6,162,576,067.29
  5. Step 5: Solve for x
    x = 6,162,576,067.29/86,250.06
  6. Step 6: Final answer
    x = 71,450.11

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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.