Home / 48,131.63-72,137.25-23,165.00

Finding the Fourth Proportional to 48,131.63, 72,137.25 and 23,165.00

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Solution

The fourth proportional to 48,131.63, 72,137.25 and 23,165.00 is: 34,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.63 : 72,137.25 = 23,165.00 : x
  2. Step 2: Convert to fraction form
    48,131.63/72,137.25 = 23,165.00/x
  3. Step 3: Cross multiply
    48,131.63x = 72,137.25 × 23,165.00
  4. Step 4: Simplify right side
    48,131.63x = 1,671,059,306.08
  5. Step 5: Solve for x
    x = 1,671,059,306.08/48,131.63
  6. Step 6: Final answer
    x = 34,718.53

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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.