Home / 86,947.24-130,356.96-27,748.84

Finding the Fourth Proportional to 86,947.24, 130,356.96 and 27,748.84

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Solution

The fourth proportional to 86,947.24, 130,356.96 and 27,748.84 is: 41,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,947.24 : 130,356.96 = 27,748.84 : x
  2. Step 2: Convert to fraction form
    86,947.24/130,356.96 = 27,748.84/x
  3. Step 3: Cross multiply
    86,947.24x = 130,356.96 × 27,748.84
  4. Step 4: Simplify right side
    86,947.24x = 3,617,254,425.93
  5. Step 5: Solve for x
    x = 3,617,254,425.93/86,947.24
  6. Step 6: Final answer
    x = 41,602.87

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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.