Home / 66,508.15-91,777.57-37,823.94

Finding the Fourth Proportional to 66,508.15, 91,777.57 and 37,823.94

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Solution

The fourth proportional to 66,508.15, 91,777.57 and 37,823.94 is: 52,194.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508.15 : 91,777.57 = 37,823.94 : x
  2. Step 2: Convert to fraction form
    66,508.15/91,777.57 = 37,823.94/x
  3. Step 3: Cross multiply
    66,508.15x = 91,777.57 × 37,823.94
  4. Step 4: Simplify right side
    66,508.15x = 3,471,389,001.53
  5. Step 5: Solve for x
    x = 3,471,389,001.53/66,508.15
  6. Step 6: Final answer
    x = 52,194.94

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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.