Home / 179,688.80-269,557.20-61,330.40

Finding the Fourth Proportional to 179,688.80, 269,557.20 and 61,330.40

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Solution

The fourth proportional to 179,688.80, 269,557.20 and 61,330.40 is: 92,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,688.80 : 269,557.20 = 61,330.40 : x
  2. Step 2: Convert to fraction form
    179,688.80/269,557.20 = 61,330.40/x
  3. Step 3: Cross multiply
    179,688.80x = 269,557.20 × 61,330.40
  4. Step 4: Simplify right side
    179,688.80x = 16,532,050,898.88
  5. Step 5: Solve for x
    x = 16,532,050,898.88/179,688.80
  6. Step 6: Final answer
    x = 92,003.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.