Home / 115,841.70-173,470.95-76,184.10

Finding the Fourth Proportional to 115,841.70, 173,470.95 and 76,184.10

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Solution

The fourth proportional to 115,841.70, 173,470.95 and 76,184.10 is: 114,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,841.70 : 173,470.95 = 76,184.10 : x
  2. Step 2: Convert to fraction form
    115,841.70/173,470.95 = 76,184.10/x
  3. Step 3: Cross multiply
    115,841.70x = 173,470.95 × 76,184.10
  4. Step 4: Simplify right side
    115,841.70x = 13,215,728,201.90
  5. Step 5: Solve for x
    x = 13,215,728,201.90/115,841.70
  6. Step 6: Final answer
    x = 114,084.38

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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.