Home / 66,354.08-91,553.88-38,059.80

Finding the Fourth Proportional to 66,354.08, 91,553.88 and 38,059.80

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Solution

The fourth proportional to 66,354.08, 91,553.88 and 38,059.80 is: 52,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,354.08 : 91,553.88 = 38,059.80 : x
  2. Step 2: Convert to fraction form
    66,354.08/91,553.88 = 38,059.80/x
  3. Step 3: Cross multiply
    66,354.08x = 91,553.88 × 38,059.80
  4. Step 4: Simplify right side
    66,354.08x = 3,484,522,362.02
  5. Step 5: Solve for x
    x = 3,484,522,362.02/66,354.08
  6. Step 6: Final answer
    x = 52,514.06

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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.