Home / 179,535.75-247,575.20-118,298.00

Finding the Fourth Proportional to 179,535.75, 247,575.20 and 118,298.00

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Solution

The fourth proportional to 179,535.75, 247,575.20 and 118,298.00 is: 163,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,535.75 : 247,575.20 = 118,298.00 : x
  2. Step 2: Convert to fraction form
    179,535.75/247,575.20 = 118,298.00/x
  3. Step 3: Cross multiply
    179,535.75x = 247,575.20 × 118,298.00
  4. Step 4: Simplify right side
    179,535.75x = 29,287,649,180.23
  5. Step 5: Solve for x
    x = 29,287,649,180.23/179,535.75
  6. Step 6: Final answer
    x = 163,129.90

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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.