Home / 104,947.11-157,374.32-30,050.28

Finding the Fourth Proportional to 104,947.11, 157,374.32 and 30,050.28

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Solution

The fourth proportional to 104,947.11, 157,374.32 and 30,050.28 is: 45,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,947.11 : 157,374.32 = 30,050.28 : x
  2. Step 2: Convert to fraction form
    104,947.11/157,374.32 = 30,050.28/x
  3. Step 3: Cross multiply
    104,947.11x = 157,374.32 × 30,050.28
  4. Step 4: Simplify right side
    104,947.11x = 4,729,142,230.56
  5. Step 5: Solve for x
    x = 4,729,142,230.56/104,947.11
  6. Step 6: Final answer
    x = 45,062.15

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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.