Home / 158,453.12-218,659.04-94,752.96

Finding the Fourth Proportional to 158,453.12, 218,659.04 and 94,752.96

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Solution

The fourth proportional to 158,453.12, 218,659.04 and 94,752.96 is: 130,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,453.12 : 218,659.04 = 94,752.96 : x
  2. Step 2: Convert to fraction form
    158,453.12/218,659.04 = 94,752.96/x
  3. Step 3: Cross multiply
    158,453.12x = 218,659.04 × 94,752.96
  4. Step 4: Simplify right side
    158,453.12x = 20,718,591,270.76
  5. Step 5: Solve for x
    x = 20,718,591,270.76/158,453.12
  6. Step 6: Final answer
    x = 130,755.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.