Home / 45,545.03-67,864.77-40,576.49

Finding the Fourth Proportional to 45,545.03, 67,864.77 and 40,576.49

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Solution

The fourth proportional to 45,545.03, 67,864.77 and 40,576.49 is: 60,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,545.03 : 67,864.77 = 40,576.49 : x
  2. Step 2: Convert to fraction form
    45,545.03/67,864.77 = 40,576.49/x
  3. Step 3: Cross multiply
    45,545.03x = 67,864.77 × 40,576.49
  4. Step 4: Simplify right side
    45,545.03x = 2,753,713,958.37
  5. Step 5: Solve for x
    x = 2,753,713,958.37/45,545.03
  6. Step 6: Final answer
    x = 60,461.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.