Home / 158,417.56-218,616.20-94,770.32

Finding the Fourth Proportional to 158,417.56, 218,616.20 and 94,770.32

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Solution

The fourth proportional to 158,417.56, 218,616.20 and 94,770.32 is: 130,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,417.56 : 218,616.20 = 94,770.32 : x
  2. Step 2: Convert to fraction form
    158,417.56/218,616.20 = 94,770.32/x
  3. Step 3: Cross multiply
    158,417.56x = 218,616.20 × 94,770.32
  4. Step 4: Simplify right side
    158,417.56x = 20,718,327,231.18
  5. Step 5: Solve for x
    x = 20,718,327,231.18/158,417.56
  6. Step 6: Final answer
    x = 130,783.02

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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.