Home / 64,589.27-96,831.63-20,193.17

Finding the Fourth Proportional to 64,589.27, 96,831.63 and 20,193.17

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Solution

The fourth proportional to 64,589.27, 96,831.63 and 20,193.17 is: 30,273.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,589.27 : 96,831.63 = 20,193.17 : x
  2. Step 2: Convert to fraction form
    64,589.27/96,831.63 = 20,193.17/x
  3. Step 3: Cross multiply
    64,589.27x = 96,831.63 × 20,193.17
  4. Step 4: Simplify right side
    64,589.27x = 1,955,337,808.05
  5. Step 5: Solve for x
    x = 1,955,337,808.05/64,589.27
  6. Step 6: Final answer
    x = 30,273.41

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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.