Home / 141,286.40-211,852.80-52,536.32

Finding the Fourth Proportional to 141,286.40, 211,852.80 and 52,536.32

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Solution

The fourth proportional to 141,286.40, 211,852.80 and 52,536.32 is: 78,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,286.40 : 211,852.80 = 52,536.32 : x
  2. Step 2: Convert to fraction form
    141,286.40/211,852.80 = 52,536.32/x
  3. Step 3: Cross multiply
    141,286.40x = 211,852.80 × 52,536.32
  4. Step 4: Simplify right side
    141,286.40x = 11,129,966,493.70
  5. Step 5: Solve for x
    x = 11,129,966,493.70/141,286.40
  6. Step 6: Final answer
    x = 78,775.92

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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.