Home / 131,886.69-182,002.18-71,453.73

Finding the Fourth Proportional to 131,886.69, 182,002.18 and 71,453.73

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Solution

The fourth proportional to 131,886.69, 182,002.18 and 71,453.73 is: 98,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,886.69 : 182,002.18 = 71,453.73 : x
  2. Step 2: Convert to fraction form
    131,886.69/182,002.18 = 71,453.73/x
  3. Step 3: Cross multiply
    131,886.69x = 182,002.18 × 71,453.73
  4. Step 4: Simplify right side
    131,886.69x = 13,004,734,629.13
  5. Step 5: Solve for x
    x = 13,004,734,629.13/131,886.69
  6. Step 6: Final answer
    x = 98,605.36

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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.