Home / 61,274.09-91,923.42-27,985.20

Finding the Fourth Proportional to 61,274.09, 91,923.42 and 27,985.20

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Solution

The fourth proportional to 61,274.09, 91,923.42 and 27,985.20 is: 41,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,274.09 : 91,923.42 = 27,985.20 : x
  2. Step 2: Convert to fraction form
    61,274.09/91,923.42 = 27,985.20/x
  3. Step 3: Cross multiply
    61,274.09x = 91,923.42 × 27,985.20
  4. Step 4: Simplify right side
    61,274.09x = 2,572,495,293.38
  5. Step 5: Solve for x
    x = 2,572,495,293.38/61,274.09
  6. Step 6: Final answer
    x = 41,983.41

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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.