Home / 69,240.72-95,590.62-45,402.42

Finding the Fourth Proportional to 69,240.72, 95,590.62 and 45,402.42

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Solution

The fourth proportional to 69,240.72, 95,590.62 and 45,402.42 is: 62,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,240.72 : 95,590.62 = 45,402.42 : x
  2. Step 2: Convert to fraction form
    69,240.72/95,590.62 = 45,402.42/x
  3. Step 3: Cross multiply
    69,240.72x = 95,590.62 × 45,402.42
  4. Step 4: Simplify right side
    69,240.72x = 4,340,045,477.30
  5. Step 5: Solve for x
    x = 4,340,045,477.30/69,240.72
  6. Step 6: Final answer
    x = 62,680.54

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1.5x scale

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.