Home / 40,598.20-60,831.42-20,849.32

Finding the Fourth Proportional to 40,598.20, 60,831.42 and 20,849.32

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Solution

The fourth proportional to 40,598.20, 60,831.42 and 20,849.32 is: 31,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,598.20 : 60,831.42 = 20,849.32 : x
  2. Step 2: Convert to fraction form
    40,598.20/60,831.42 = 20,849.32/x
  3. Step 3: Cross multiply
    40,598.20x = 60,831.42 × 20,849.32
  4. Step 4: Simplify right side
    40,598.20x = 1,268,293,741.63
  5. Step 5: Solve for x
    x = 1,268,293,741.63/40,598.20
  6. Step 6: Final answer
    x = 31,240.15

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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.