Home / 115,319.03-173,001.89-48,759.05

Finding the Fourth Proportional to 115,319.03, 173,001.89 and 48,759.05

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Solution

The fourth proportional to 115,319.03, 173,001.89 and 48,759.05 is: 73,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,319.03 : 173,001.89 = 48,759.05 : x
  2. Step 2: Convert to fraction form
    115,319.03/173,001.89 = 48,759.05/x
  3. Step 3: Cross multiply
    115,319.03x = 173,001.89 × 48,759.05
  4. Step 4: Simplify right side
    115,319.03x = 8,435,406,695.80
  5. Step 5: Solve for x
    x = 8,435,406,695.80/115,319.03
  6. Step 6: Final answer
    x = 73,148.44

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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.