Home / 174,339.10-261,442.23-74,545.48

Finding the Fourth Proportional to 174,339.10, 261,442.23 and 74,545.48

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Solution

The fourth proportional to 174,339.10, 261,442.23 and 74,545.48 is: 111,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,339.10 : 261,442.23 = 74,545.48 : x
  2. Step 2: Convert to fraction form
    174,339.10/261,442.23 = 74,545.48/x
  3. Step 3: Cross multiply
    174,339.10x = 261,442.23 × 74,545.48
  4. Step 4: Simplify right side
    174,339.10x = 19,489,336,527.62
  5. Step 5: Solve for x
    x = 19,489,336,527.62/174,339.10
  6. Step 6: Final answer
    x = 111,789.82

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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.