Home / 66,764.58-92,145.24-38,084.10

Finding the Fourth Proportional to 66,764.58, 92,145.24 and 38,084.10

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Solution

The fourth proportional to 66,764.58, 92,145.24 and 38,084.10 is: 52,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764.58 : 92,145.24 = 38,084.10 : x
  2. Step 2: Convert to fraction form
    66,764.58/92,145.24 = 38,084.10/x
  3. Step 3: Cross multiply
    66,764.58x = 92,145.24 × 38,084.10
  4. Step 4: Simplify right side
    66,764.58x = 3,509,268,534.68
  5. Step 5: Solve for x
    x = 3,509,268,534.68/66,764.58
  6. Step 6: Final answer
    x = 52,561.83

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1.5x scale

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.