Home / 115,505.80-173,276.14-48,946.20

Finding the Fourth Proportional to 115,505.80, 173,276.14 and 48,946.20

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Solution

The fourth proportional to 115,505.80, 173,276.14 and 48,946.20 is: 73,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,505.80 : 173,276.14 = 48,946.20 : x
  2. Step 2: Convert to fraction form
    115,505.80/173,276.14 = 48,946.20/x
  3. Step 3: Cross multiply
    115,505.80x = 173,276.14 × 48,946.20
  4. Step 4: Simplify right side
    115,505.80x = 8,481,208,603.67
  5. Step 5: Solve for x
    x = 8,481,208,603.67/115,505.80
  6. Step 6: Final answer
    x = 73,426.69

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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.