Home / 74,331.88-111,552.53-49,363.63

Finding the Fourth Proportional to 74,331.88, 111,552.53 and 49,363.63

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Solution

The fourth proportional to 74,331.88, 111,552.53 and 49,363.63 is: 74,081.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,331.88 : 111,552.53 = 49,363.63 : x
  2. Step 2: Convert to fraction form
    74,331.88/111,552.53 = 49,363.63/x
  3. Step 3: Cross multiply
    74,331.88x = 111,552.53 × 49,363.63
  4. Step 4: Simplify right side
    74,331.88x = 5,506,637,290.78
  5. Step 5: Solve for x
    x = 5,506,637,290.78/74,331.88
  6. Step 6: Final answer
    x = 74,081.77

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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.