Home / 40,168.10-60,252.15-19,432.10

Finding the Fourth Proportional to 40,168.10, 60,252.15 and 19,432.10

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Solution

The fourth proportional to 40,168.10, 60,252.15 and 19,432.10 is: 29,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,168.10 : 60,252.15 = 19,432.10 : x
  2. Step 2: Convert to fraction form
    40,168.10/60,252.15 = 19,432.10/x
  3. Step 3: Cross multiply
    40,168.10x = 60,252.15 × 19,432.10
  4. Step 4: Simplify right side
    40,168.10x = 1,170,825,804.02
  5. Step 5: Solve for x
    x = 1,170,825,804.02/40,168.10
  6. Step 6: Final answer
    x = 29,148.15

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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.