Home / 141,303.20-211,954.80-122,276.30

Finding the Fourth Proportional to 141,303.20, 211,954.80 and 122,276.30

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Solution

The fourth proportional to 141,303.20, 211,954.80 and 122,276.30 is: 183,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,303.20 : 211,954.80 = 122,276.30 : x
  2. Step 2: Convert to fraction form
    141,303.20/211,954.80 = 122,276.30/x
  3. Step 3: Cross multiply
    141,303.20x = 211,954.80 × 122,276.30
  4. Step 4: Simplify right side
    141,303.20x = 25,917,048,711.24
  5. Step 5: Solve for x
    x = 25,917,048,711.24/141,303.20
  6. Step 6: Final answer
    x = 183,414.45

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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.