Home / 66,104.76-99,193.52-28,665.12

Finding the Fourth Proportional to 66,104.76, 99,193.52 and 28,665.12

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Solution

The fourth proportional to 66,104.76, 99,193.52 and 28,665.12 is: 43,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,104.76 : 99,193.52 = 28,665.12 : x
  2. Step 2: Convert to fraction form
    66,104.76/99,193.52 = 28,665.12/x
  3. Step 3: Cross multiply
    66,104.76x = 99,193.52 × 28,665.12
  4. Step 4: Simplify right side
    66,104.76x = 2,843,394,154.02
  5. Step 5: Solve for x
    x = 2,843,394,154.02/66,104.76
  6. Step 6: Final answer
    x = 43,013.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.