Home / 115,501.15-173,176.80-48,923.20

Finding the Fourth Proportional to 115,501.15, 173,176.80 and 48,923.20

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Solution

The fourth proportional to 115,501.15, 173,176.80 and 48,923.20 is: 73,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,501.15 : 173,176.80 = 48,923.20 : x
  2. Step 2: Convert to fraction form
    115,501.15/173,176.80 = 48,923.20/x
  3. Step 3: Cross multiply
    115,501.15x = 173,176.80 × 48,923.20
  4. Step 4: Simplify right side
    115,501.15x = 8,472,363,221.76
  5. Step 5: Solve for x
    x = 8,472,363,221.76/115,501.15
  6. Step 6: Final answer
    x = 73,353.06

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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.