Home / 55,363.60-83,045.40-40,601.35

Finding the Fourth Proportional to 55,363.60, 83,045.40 and 40,601.35

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Solution

The fourth proportional to 55,363.60, 83,045.40 and 40,601.35 is: 60,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363.60 : 83,045.40 = 40,601.35 : x
  2. Step 2: Convert to fraction form
    55,363.60/83,045.40 = 40,601.35/x
  3. Step 3: Cross multiply
    55,363.60x = 83,045.40 × 40,601.35
  4. Step 4: Simplify right side
    55,363.60x = 3,371,755,351.29
  5. Step 5: Solve for x
    x = 3,371,755,351.29/55,363.60
  6. Step 6: Final answer
    x = 60,902.03

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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.