Home / 141,163.10-211,744.65-130,228.10

Finding the Fourth Proportional to 141,163.10, 211,744.65 and 130,228.10

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Solution

The fourth proportional to 141,163.10, 211,744.65 and 130,228.10 is: 195,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,163.10 : 211,744.65 = 130,228.10 : x
  2. Step 2: Convert to fraction form
    141,163.10/211,744.65 = 130,228.10/x
  3. Step 3: Cross multiply
    141,163.10x = 211,744.65 × 130,228.10
  4. Step 4: Simplify right side
    141,163.10x = 27,575,103,454.67
  5. Step 5: Solve for x
    x = 27,575,103,454.67/141,163.10
  6. Step 6: Final answer
    x = 195,342.15

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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.