Home / 74,937.03-103,411.89-40,944.79

Finding the Fourth Proportional to 74,937.03, 103,411.89 and 40,944.79

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Solution

The fourth proportional to 74,937.03, 103,411.89 and 40,944.79 is: 56,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,937.03 : 103,411.89 = 40,944.79 : x
  2. Step 2: Convert to fraction form
    74,937.03/103,411.89 = 40,944.79/x
  3. Step 3: Cross multiply
    74,937.03x = 103,411.89 × 40,944.79
  4. Step 4: Simplify right side
    74,937.03x = 4,234,178,119.55
  5. Step 5: Solve for x
    x = 4,234,178,119.55/74,937.03
  6. Step 6: Final answer
    x = 56,503.15

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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.