Home / 48,649.20-72,971.83-15,371.16

Finding the Fourth Proportional to 48,649.20, 72,971.83 and 15,371.16

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Solution

The fourth proportional to 48,649.20, 72,971.83 and 15,371.16 is: 23,056.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,649.20 : 72,971.83 = 15,371.16 : x
  2. Step 2: Convert to fraction form
    48,649.20/72,971.83 = 15,371.16/x
  3. Step 3: Cross multiply
    48,649.20x = 72,971.83 × 15,371.16
  4. Step 4: Simplify right side
    48,649.20x = 1,121,661,674.42
  5. Step 5: Solve for x
    x = 1,121,661,674.42/48,649.20
  6. Step 6: Final answer
    x = 23,056.12

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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.