Home / 66,196.08-91,352.34-37,910.88

Finding the Fourth Proportional to 66,196.08, 91,352.34 and 37,910.88

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Solution

The fourth proportional to 66,196.08, 91,352.34 and 37,910.88 is: 52,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,196.08 : 91,352.34 = 37,910.88 : x
  2. Step 2: Convert to fraction form
    66,196.08/91,352.34 = 37,910.88/x
  3. Step 3: Cross multiply
    66,196.08x = 91,352.34 × 37,910.88
  4. Step 4: Simplify right side
    66,196.08x = 3,463,247,599.46
  5. Step 5: Solve for x
    x = 3,463,247,599.46/66,196.08
  6. Step 6: Final answer
    x = 52,318.02

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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.