Home / 179,479.24-247,683-98,909.64

Finding the Fourth Proportional to 179,479.24, 247,683 and 98,909.64

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Solution

The fourth proportional to 179,479.24, 247,683 and 98,909.64 is: 136,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,479.24 : 247,683 = 98,909.64 : x
  2. Step 2: Convert to fraction form
    179,479.24/247,683 = 98,909.64/x
  3. Step 3: Cross multiply
    179,479.24x = 247,683 × 98,909.64
  4. Step 4: Simplify right side
    179,479.24x = 24,498,236,364.12
  5. Step 5: Solve for x
    x = 24,498,236,364.12/179,479.24
  6. Step 6: Final answer
    x = 136,496.21

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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.