Home / 86,176.82-129,264.30-33,623.18

Finding the Fourth Proportional to 86,176.82, 129,264.30 and 33,623.18

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Solution

The fourth proportional to 86,176.82, 129,264.30 and 33,623.18 is: 50,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,176.82 : 129,264.30 = 33,623.18 : x
  2. Step 2: Convert to fraction form
    86,176.82/129,264.30 = 33,623.18/x
  3. Step 3: Cross multiply
    86,176.82x = 129,264.30 × 33,623.18
  4. Step 4: Simplify right side
    86,176.82x = 4,346,276,826.47
  5. Step 5: Solve for x
    x = 4,346,276,826.47/86,176.82
  6. Step 6: Final answer
    x = 50,434.41

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1.5x scale

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.