Home / 66,823.80-92,217-36,610.26

Finding the Fourth Proportional to 66,823.80, 92,217 and 36,610.26

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Solution

The fourth proportional to 66,823.80, 92,217 and 36,610.26 is: 50,522.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,823.80 : 92,217 = 36,610.26 : x
  2. Step 2: Convert to fraction form
    66,823.80/92,217 = 36,610.26/x
  3. Step 3: Cross multiply
    66,823.80x = 92,217 × 36,610.26
  4. Step 4: Simplify right side
    66,823.80x = 3,376,088,346.42
  5. Step 5: Solve for x
    x = 3,376,088,346.42/66,823.80
  6. Step 6: Final answer
    x = 50,522.24

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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.