Home / 179,345.23-247,493.39-98,780.25

Finding the Fourth Proportional to 179,345.23, 247,493.39 and 98,780.25

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Solution

The fourth proportional to 179,345.23, 247,493.39 and 98,780.25 is: 136,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,345.23 : 247,493.39 = 98,780.25 : x
  2. Step 2: Convert to fraction form
    179,345.23/247,493.39 = 98,780.25/x
  3. Step 3: Cross multiply
    179,345.23x = 247,493.39 × 98,780.25
  4. Step 4: Simplify right side
    179,345.23x = 24,447,458,937.55
  5. Step 5: Solve for x
    x = 24,447,458,937.55/179,345.23
  6. Step 6: Final answer
    x = 136,315.08

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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.