Home / 98,545.74-135,993.25-56,104.27

Finding the Fourth Proportional to 98,545.74, 135,993.25 and 56,104.27

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Solution

The fourth proportional to 98,545.74, 135,993.25 and 56,104.27 is: 77,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,545.74 : 135,993.25 = 56,104.27 : x
  2. Step 2: Convert to fraction form
    98,545.74/135,993.25 = 56,104.27/x
  3. Step 3: Cross multiply
    98,545.74x = 135,993.25 × 56,104.27
  4. Step 4: Simplify right side
    98,545.74x = 7,629,801,535.93
  5. Step 5: Solve for x
    x = 7,629,801,535.93/98,545.74
  6. Step 6: Final answer
    x = 77,423.96

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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.