Home / 141,326.61-211,989.42-134,231.43

Finding the Fourth Proportional to 141,326.61, 211,989.42 and 134,231.43

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Solution

The fourth proportional to 141,326.61, 211,989.42 and 134,231.43 is: 201,346.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,326.61 : 211,989.42 = 134,231.43 : x
  2. Step 2: Convert to fraction form
    141,326.61/211,989.42 = 134,231.43/x
  3. Step 3: Cross multiply
    141,326.61x = 211,989.42 × 134,231.43
  4. Step 4: Simplify right side
    141,326.61x = 28,455,642,991.47
  5. Step 5: Solve for x
    x = 28,455,642,991.47/141,326.61
  6. Step 6: Final answer
    x = 201,346.67

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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.