Home / 66,199.10-91,354.59-35,984.42

Finding the Fourth Proportional to 66,199.10, 91,354.59 and 35,984.42

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Solution

The fourth proportional to 66,199.10, 91,354.59 and 35,984.42 is: 49,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,199.10 : 91,354.59 = 35,984.42 : x
  2. Step 2: Convert to fraction form
    66,199.10/91,354.59 = 35,984.42/x
  3. Step 3: Cross multiply
    66,199.10x = 91,354.59 × 35,984.42
  4. Step 4: Simplify right side
    66,199.10x = 3,287,341,935.49
  5. Step 5: Solve for x
    x = 3,287,341,935.49/66,199.10
  6. Step 6: Final answer
    x = 49,658.41

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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.