Home / 141,822.40-212,733.60-94,820.80

Finding the Fourth Proportional to 141,822.40, 212,733.60 and 94,820.80

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Solution

The fourth proportional to 141,822.40, 212,733.60 and 94,820.80 is: 142,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,822.40 : 212,733.60 = 94,820.80 : x
  2. Step 2: Convert to fraction form
    141,822.40/212,733.60 = 94,820.80/x
  3. Step 3: Cross multiply
    141,822.40x = 212,733.60 × 94,820.80
  4. Step 4: Simplify right side
    141,822.40x = 20,171,570,138.88
  5. Step 5: Solve for x
    x = 20,171,570,138.88/141,822.40
  6. Step 6: Final answer
    x = 142,231.20

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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.