Home / 81,604.63-122,402.04-24,677.47

Finding the Fourth Proportional to 81,604.63, 122,402.04 and 24,677.47

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Solution

The fourth proportional to 81,604.63, 122,402.04 and 24,677.47 is: 37,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,604.63 : 122,402.04 = 24,677.47 : x
  2. Step 2: Convert to fraction form
    81,604.63/122,402.04 = 24,677.47/x
  3. Step 3: Cross multiply
    81,604.63x = 122,402.04 × 24,677.47
  4. Step 4: Simplify right side
    81,604.63x = 3,020,572,670.04
  5. Step 5: Solve for x
    x = 3,020,572,670.04/81,604.63
  6. Step 6: Final answer
    x = 37,014.72

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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.