Home / 74,242.11-102,449.70-44,030.28

Finding the Fourth Proportional to 74,242.11, 102,449.70 and 44,030.28

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Solution

The fourth proportional to 74,242.11, 102,449.70 and 44,030.28 is: 60,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,242.11 : 102,449.70 = 44,030.28 : x
  2. Step 2: Convert to fraction form
    74,242.11/102,449.70 = 44,030.28/x
  3. Step 3: Cross multiply
    74,242.11x = 102,449.70 × 44,030.28
  4. Step 4: Simplify right side
    74,242.11x = 4,510,888,976.92
  5. Step 5: Solve for x
    x = 4,510,888,976.92/74,242.11
  6. Step 6: Final answer
    x = 60,759.17

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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.