Home / 66,318.26-91,525.65-49,522.10

Finding the Fourth Proportional to 66,318.26, 91,525.65 and 49,522.10

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Solution

The fourth proportional to 66,318.26, 91,525.65 and 49,522.10 is: 68,345.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,318.26 : 91,525.65 = 49,522.10 : x
  2. Step 2: Convert to fraction form
    66,318.26/91,525.65 = 49,522.10/x
  3. Step 3: Cross multiply
    66,318.26x = 91,525.65 × 49,522.10
  4. Step 4: Simplify right side
    66,318.26x = 4,532,542,391.87
  5. Step 5: Solve for x
    x = 4,532,542,391.87/66,318.26
  6. Step 6: Final answer
    x = 68,345.32

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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.