Home / 179,357.39-247,514.85-98,785.21

Finding the Fourth Proportional to 179,357.39, 247,514.85 and 98,785.21

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Solution

The fourth proportional to 179,357.39, 247,514.85 and 98,785.21 is: 136,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,357.39 : 247,514.85 = 98,785.21 : x
  2. Step 2: Convert to fraction form
    179,357.39/247,514.85 = 98,785.21/x
  3. Step 3: Cross multiply
    179,357.39x = 247,514.85 × 98,785.21
  4. Step 4: Simplify right side
    179,357.39x = 24,450,804,703.87
  5. Step 5: Solve for x
    x = 24,450,804,703.87/179,357.39
  6. Step 6: Final answer
    x = 136,324.49

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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.