Home / 141,318.30-212,323.05-106,326.30

Finding the Fourth Proportional to 141,318.30, 212,323.05 and 106,326.30

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Solution

The fourth proportional to 141,318.30, 212,323.05 and 106,326.30 is: 159,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,318.30 : 212,323.05 = 106,326.30 : x
  2. Step 2: Convert to fraction form
    141,318.30/212,323.05 = 106,326.30/x
  3. Step 3: Cross multiply
    141,318.30x = 212,323.05 × 106,326.30
  4. Step 4: Simplify right side
    141,318.30x = 22,575,524,311.22
  5. Step 5: Solve for x
    x = 22,575,524,311.22/141,318.30
  6. Step 6: Final answer
    x = 159,749.48

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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.