Home / 115,500.15-173,008.56-92,888.61

Finding the Fourth Proportional to 115,500.15, 173,008.56 and 92,888.61

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Solution

The fourth proportional to 115,500.15, 173,008.56 and 92,888.61 is: 139,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,500.15 : 173,008.56 = 92,888.61 : x
  2. Step 2: Convert to fraction form
    115,500.15/173,008.56 = 92,888.61/x
  3. Step 3: Cross multiply
    115,500.15x = 173,008.56 × 92,888.61
  4. Step 4: Simplify right side
    115,500.15x = 16,070,524,356.05
  5. Step 5: Solve for x
    x = 16,070,524,356.05/115,500.15
  6. Step 6: Final answer
    x = 139,138.56

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1.5x scale

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.