Home / 176,631.40-264,947.10-137,216.80

Finding the Fourth Proportional to 176,631.40, 264,947.10 and 137,216.80

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Solution

The fourth proportional to 176,631.40, 264,947.10 and 137,216.80 is: 205,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,631.40 : 264,947.10 = 137,216.80 : x
  2. Step 2: Convert to fraction form
    176,631.40/264,947.10 = 137,216.80/x
  3. Step 3: Cross multiply
    176,631.40x = 264,947.10 × 137,216.80
  4. Step 4: Simplify right side
    176,631.40x = 36,355,193,231.28
  5. Step 5: Solve for x
    x = 36,355,193,231.28/176,631.40
  6. Step 6: Final answer
    x = 205,825.20

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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.