Home / 141,328.60-211,604.10-134,330.20

Finding the Fourth Proportional to 141,328.60, 211,604.10 and 134,330.20

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Solution

The fourth proportional to 141,328.60, 211,604.10 and 134,330.20 is: 201,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,328.60 : 211,604.10 = 134,330.20 : x
  2. Step 2: Convert to fraction form
    141,328.60/211,604.10 = 134,330.20/x
  3. Step 3: Cross multiply
    141,328.60x = 211,604.10 × 134,330.20
  4. Step 4: Simplify right side
    141,328.60x = 28,424,821,073.82
  5. Step 5: Solve for x
    x = 28,424,821,073.82/141,328.60
  6. Step 6: Final answer
    x = 201,125.75

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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.