Home / 66,934.64-92,366.74-36,719.31

Finding the Fourth Proportional to 66,934.64, 92,366.74 and 36,719.31

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Solution

The fourth proportional to 66,934.64, 92,366.74 and 36,719.31 is: 50,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,934.64 : 92,366.74 = 36,719.31 : x
  2. Step 2: Convert to fraction form
    66,934.64/92,366.74 = 36,719.31/x
  3. Step 3: Cross multiply
    66,934.64x = 92,366.74 × 36,719.31
  4. Step 4: Simplify right side
    66,934.64x = 3,391,642,959.75
  5. Step 5: Solve for x
    x = 3,391,642,959.75/66,934.64
  6. Step 6: Final answer
    x = 50,670.97

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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.