Home / 140,037.26-209,868.26-131,069.18

Finding the Fourth Proportional to 140,037.26, 209,868.26 and 131,069.18

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Solution

The fourth proportional to 140,037.26, 209,868.26 and 131,069.18 is: 196,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,037.26 : 209,868.26 = 131,069.18 : x
  2. Step 2: Convert to fraction form
    140,037.26/209,868.26 = 131,069.18/x
  3. Step 3: Cross multiply
    140,037.26x = 209,868.26 × 131,069.18
  4. Step 4: Simplify right side
    140,037.26x = 27,507,260,746.23
  5. Step 5: Solve for x
    x = 27,507,260,746.23/140,037.26
  6. Step 6: Final answer
    x = 196,428.16

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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.