Home / 131,950.12-182,110.98-103,867.24

Finding the Fourth Proportional to 131,950.12, 182,110.98 and 103,867.24

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Solution

The fourth proportional to 131,950.12, 182,110.98 and 103,867.24 is: 143,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.12 : 182,110.98 = 103,867.24 : x
  2. Step 2: Convert to fraction form
    131,950.12/182,110.98 = 103,867.24/x
  3. Step 3: Cross multiply
    131,950.12x = 182,110.98 × 103,867.24
  4. Step 4: Simplify right side
    131,950.12x = 18,915,364,866.30
  5. Step 5: Solve for x
    x = 18,915,364,866.30/131,950.12
  6. Step 6: Final answer
    x = 143,352.39

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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.