Home / 115,515.30-173,279.07-36,635.70

Finding the Fourth Proportional to 115,515.30, 173,279.07 and 36,635.70

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Solution

The fourth proportional to 115,515.30, 173,279.07 and 36,635.70 is: 54,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,515.30 : 173,279.07 = 36,635.70 : x
  2. Step 2: Convert to fraction form
    115,515.30/173,279.07 = 36,635.70/x
  3. Step 3: Cross multiply
    115,515.30x = 173,279.07 × 36,635.70
  4. Step 4: Simplify right side
    115,515.30x = 6,348,200,024.80
  5. Step 5: Solve for x
    x = 6,348,200,024.80/115,515.30
  6. Step 6: Final answer
    x = 54,955.49

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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.