Home / 286,968.52-395,909.59-179,497.72

Finding the Fourth Proportional to 286,968.52, 395,909.59 and 179,497.72

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Solution

The fourth proportional to 286,968.52, 395,909.59 and 179,497.72 is: 247,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,968.52 : 395,909.59 = 179,497.72 : x
  2. Step 2: Convert to fraction form
    286,968.52/395,909.59 = 179,497.72/x
  3. Step 3: Cross multiply
    286,968.52x = 395,909.59 × 179,497.72
  4. Step 4: Simplify right side
    286,968.52x = 71,064,865,854.10
  5. Step 5: Solve for x
    x = 71,064,865,854.10/286,968.52
  6. Step 6: Final answer
    x = 247,639.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.