Home / 75,326.82-112,852.50-35,272.32

Finding the Fourth Proportional to 75,326.82, 112,852.50 and 35,272.32

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Solution

The fourth proportional to 75,326.82, 112,852.50 and 35,272.32 is: 52,843.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,326.82 : 112,852.50 = 35,272.32 : x
  2. Step 2: Convert to fraction form
    75,326.82/112,852.50 = 35,272.32/x
  3. Step 3: Cross multiply
    75,326.82x = 112,852.50 × 35,272.32
  4. Step 4: Simplify right side
    75,326.82x = 3,980,569,492.80
  5. Step 5: Solve for x
    x = 3,980,569,492.80/75,326.82
  6. Step 6: Final answer
    x = 52,843.99

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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.