Home / 140,836.11-211,254.53-35,655.09

Finding the Fourth Proportional to 140,836.11, 211,254.53 and 35,655.09

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Solution

The fourth proportional to 140,836.11, 211,254.53 and 35,655.09 is: 53,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,836.11 : 211,254.53 = 35,655.09 : x
  2. Step 2: Convert to fraction form
    140,836.11/211,254.53 = 35,655.09/x
  3. Step 3: Cross multiply
    140,836.11x = 211,254.53 × 35,655.09
  4. Step 4: Simplify right side
    140,836.11x = 7,532,299,101.78
  5. Step 5: Solve for x
    x = 7,532,299,101.78/140,836.11
  6. Step 6: Final answer
    x = 53,482.73

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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.