Home / 40,156.78-60,235.66-19,098.86

Finding the Fourth Proportional to 40,156.78, 60,235.66 and 19,098.86

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Solution

The fourth proportional to 40,156.78, 60,235.66 and 19,098.86 is: 28,648.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.78 : 60,235.66 = 19,098.86 : x
  2. Step 2: Convert to fraction form
    40,156.78/60,235.66 = 19,098.86/x
  3. Step 3: Cross multiply
    40,156.78x = 60,235.66 × 19,098.86
  4. Step 4: Simplify right side
    40,156.78x = 1,150,432,437.35
  5. Step 5: Solve for x
    x = 1,150,432,437.35/40,156.78
  6. Step 6: Final answer
    x = 28,648.52

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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.