Home / 66,536.94-91,839.51-38,251.74

Finding the Fourth Proportional to 66,536.94, 91,839.51 and 38,251.74

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Solution

The fourth proportional to 66,536.94, 91,839.51 and 38,251.74 is: 52,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,536.94 : 91,839.51 = 38,251.74 : x
  2. Step 2: Convert to fraction form
    66,536.94/91,839.51 = 38,251.74/x
  3. Step 3: Cross multiply
    66,536.94x = 91,839.51 × 38,251.74
  4. Step 4: Simplify right side
    66,536.94x = 3,513,021,058.25
  5. Step 5: Solve for x
    x = 3,513,021,058.25/66,536.94
  6. Step 6: Final answer
    x = 52,798.06

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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.