Home / 173,890.80-260,836.20-155,191.95

Finding the Fourth Proportional to 173,890.80, 260,836.20 and 155,191.95

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Solution

The fourth proportional to 173,890.80, 260,836.20 and 155,191.95 is: 232,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,890.80 : 260,836.20 = 155,191.95 : x
  2. Step 2: Convert to fraction form
    173,890.80/260,836.20 = 155,191.95/x
  3. Step 3: Cross multiply
    173,890.80x = 260,836.20 × 155,191.95
  4. Step 4: Simplify right side
    173,890.80x = 40,479,678,508.59
  5. Step 5: Solve for x
    x = 40,479,678,508.59/173,890.80
  6. Step 6: Final answer
    x = 232,787.93

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1.5x scale

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.