Home / 171,459.12-236,615.49-94,979.39

Finding the Fourth Proportional to 171,459.12, 236,615.49 and 94,979.39

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Solution

The fourth proportional to 171,459.12, 236,615.49 and 94,979.39 is: 131,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,459.12 : 236,615.49 = 94,979.39 : x
  2. Step 2: Convert to fraction form
    171,459.12/236,615.49 = 94,979.39/x
  3. Step 3: Cross multiply
    171,459.12x = 236,615.49 × 94,979.39
  4. Step 4: Simplify right side
    171,459.12x = 22,473,595,496.29
  5. Step 5: Solve for x
    x = 22,473,595,496.29/171,459.12
  6. Step 6: Final answer
    x = 131,072.62

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1.5x scale

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.