Home / 48,218.78-72,374.88-23,276.36

Finding the Fourth Proportional to 48,218.78, 72,374.88 and 23,276.36

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Solution

The fourth proportional to 48,218.78, 72,374.88 and 23,276.36 is: 34,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.78 : 72,374.88 = 23,276.36 : x
  2. Step 2: Convert to fraction form
    48,218.78/72,374.88 = 23,276.36/x
  3. Step 3: Cross multiply
    48,218.78x = 72,374.88 × 23,276.36
  4. Step 4: Simplify right side
    48,218.78x = 1,684,623,761.84
  5. Step 5: Solve for x
    x = 1,684,623,761.84/48,218.78
  6. Step 6: Final answer
    x = 34,937.09

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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.