Home / 65,226.48-90,013.62-36,545.82

Finding the Fourth Proportional to 65,226.48, 90,013.62 and 36,545.82

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Solution

The fourth proportional to 65,226.48, 90,013.62 and 36,545.82 is: 50,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,226.48 : 90,013.62 = 36,545.82 : x
  2. Step 2: Convert to fraction form
    65,226.48/90,013.62 = 36,545.82/x
  3. Step 3: Cross multiply
    65,226.48x = 90,013.62 × 36,545.82
  4. Step 4: Simplify right side
    65,226.48x = 3,289,621,554.07
  5. Step 5: Solve for x
    x = 3,289,621,554.07/65,226.48
  6. Step 6: Final answer
    x = 50,433.84

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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.