Home / 63,318.06-87,778.51-59,947.38

Finding the Fourth Proportional to 63,318.06, 87,778.51 and 59,947.38

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Solution

The fourth proportional to 63,318.06, 87,778.51 and 59,947.38 is: 83,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,318.06 : 87,778.51 = 59,947.38 : x
  2. Step 2: Convert to fraction form
    63,318.06/87,778.51 = 59,947.38/x
  3. Step 3: Cross multiply
    63,318.06x = 87,778.51 × 59,947.38
  4. Step 4: Simplify right side
    63,318.06x = 5,262,091,544.94
  5. Step 5: Solve for x
    x = 5,262,091,544.94/63,318.06
  6. Step 6: Final answer
    x = 83,105.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.