Home / 58,747.38-81,044.53-40,884.98

Finding the Fourth Proportional to 58,747.38, 81,044.53 and 40,884.98

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Solution

The fourth proportional to 58,747.38, 81,044.53 and 40,884.98 is: 56,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,747.38 : 81,044.53 = 40,884.98 : x
  2. Step 2: Convert to fraction form
    58,747.38/81,044.53 = 40,884.98/x
  3. Step 3: Cross multiply
    58,747.38x = 81,044.53 × 40,884.98
  4. Step 4: Simplify right side
    58,747.38x = 3,313,503,988.16
  5. Step 5: Solve for x
    x = 3,313,503,988.16/58,747.38
  6. Step 6: Final answer
    x = 56,402.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.