Home / 179,345.73-247,494.08-98,780.75

Finding the Fourth Proportional to 179,345.73, 247,494.08 and 98,780.75

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Solution

The fourth proportional to 179,345.73, 247,494.08 and 98,780.75 is: 136,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,345.73 : 247,494.08 = 98,780.75 : x
  2. Step 2: Convert to fraction form
    179,345.73/247,494.08 = 98,780.75/x
  3. Step 3: Cross multiply
    179,345.73x = 247,494.08 × 98,780.75
  4. Step 4: Simplify right side
    179,345.73x = 24,447,649,111.59
  5. Step 5: Solve for x
    x = 24,447,649,111.59/179,345.73
  6. Step 6: Final answer
    x = 136,315.76

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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.