Home / 48,381.40-72,550.23-17,217.46

Finding the Fourth Proportional to 48,381.40, 72,550.23 and 17,217.46

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Solution

The fourth proportional to 48,381.40, 72,550.23 and 17,217.46 is: 25,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.40 : 72,550.23 = 17,217.46 : x
  2. Step 2: Convert to fraction form
    48,381.40/72,550.23 = 17,217.46/x
  3. Step 3: Cross multiply
    48,381.40x = 72,550.23 × 17,217.46
  4. Step 4: Simplify right side
    48,381.40x = 1,249,130,683.02
  5. Step 5: Solve for x
    x = 1,249,130,683.02/48,381.40
  6. Step 6: Final answer
    x = 25,818.41

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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.