Home / 115,506.80-173,277.64-48,947.20

Finding the Fourth Proportional to 115,506.80, 173,277.64 and 48,947.20

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Solution

The fourth proportional to 115,506.80, 173,277.64 and 48,947.20 is: 73,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,506.80 : 173,277.64 = 48,947.20 : x
  2. Step 2: Convert to fraction form
    115,506.80/173,277.64 = 48,947.20/x
  3. Step 3: Cross multiply
    115,506.80x = 173,277.64 × 48,947.20
  4. Step 4: Simplify right side
    115,506.80x = 8,481,455,300.61
  5. Step 5: Solve for x
    x = 8,481,455,300.61/115,506.80
  6. Step 6: Final answer
    x = 73,428.19

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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.