Home / 193,545.80-290,336.96-75,226.20

Finding the Fourth Proportional to 193,545.80, 290,336.96 and 75,226.20

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Solution

The fourth proportional to 193,545.80, 290,336.96 and 75,226.20 is: 112,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,545.80 : 290,336.96 = 75,226.20 : x
  2. Step 2: Convert to fraction form
    193,545.80/290,336.96 = 75,226.20/x
  3. Step 3: Cross multiply
    193,545.80x = 290,336.96 × 75,226.20
  4. Step 4: Simplify right side
    193,545.80x = 21,840,946,220.35
  5. Step 5: Solve for x
    x = 21,840,946,220.35/193,545.80
  6. Step 6: Final answer
    x = 112,846.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.