Home / 48,135.86-72,173.03-23,126.15

Finding the Fourth Proportional to 48,135.86, 72,173.03 and 23,126.15

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Solution

The fourth proportional to 48,135.86, 72,173.03 and 23,126.15 is: 34,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.86 : 72,173.03 = 23,126.15 : x
  2. Step 2: Convert to fraction form
    48,135.86/72,173.03 = 23,126.15/x
  3. Step 3: Cross multiply
    48,135.86x = 72,173.03 × 23,126.15
  4. Step 4: Simplify right side
    48,135.86x = 1,669,084,317.73
  5. Step 5: Solve for x
    x = 1,669,084,317.73/48,135.86
  6. Step 6: Final answer
    x = 34,674.45

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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.