Home / 179,339.52-247,490.40-98,768.64

Finding the Fourth Proportional to 179,339.52, 247,490.40 and 98,768.64

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Solution

The fourth proportional to 179,339.52, 247,490.40 and 98,768.64 is: 136,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,339.52 : 247,490.40 = 98,768.64 : x
  2. Step 2: Convert to fraction form
    179,339.52/247,490.40 = 98,768.64/x
  3. Step 3: Cross multiply
    179,339.52x = 247,490.40 × 98,768.64
  4. Step 4: Simplify right side
    179,339.52x = 24,444,290,221.06
  5. Step 5: Solve for x
    x = 24,444,290,221.06/179,339.52
  6. Step 6: Final answer
    x = 136,301.75

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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.