Home / 179,039.02-247,074.72-98,471.68

Finding the Fourth Proportional to 179,039.02, 247,074.72 and 98,471.68

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Solution

The fourth proportional to 179,039.02, 247,074.72 and 98,471.68 is: 135,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,039.02 : 247,074.72 = 98,471.68 : x
  2. Step 2: Convert to fraction form
    179,039.02/247,074.72 = 98,471.68/x
  3. Step 3: Cross multiply
    179,039.02x = 247,074.72 × 98,471.68
  4. Step 4: Simplify right side
    179,039.02x = 24,329,862,763.93
  5. Step 5: Solve for x
    x = 24,329,862,763.93/179,039.02
  6. Step 6: Final answer
    x = 135,891.40

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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.