Home / 86,982.56-130,432.68-33,699.48

Finding the Fourth Proportional to 86,982.56, 130,432.68 and 33,699.48

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Solution

The fourth proportional to 86,982.56, 130,432.68 and 33,699.48 is: 50,533.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,982.56 : 130,432.68 = 33,699.48 : x
  2. Step 2: Convert to fraction form
    86,982.56/130,432.68 = 33,699.48/x
  3. Step 3: Cross multiply
    86,982.56x = 130,432.68 × 33,699.48
  4. Step 4: Simplify right side
    86,982.56x = 4,395,513,491.01
  5. Step 5: Solve for x
    x = 4,395,513,491.01/86,982.56
  6. Step 6: Final answer
    x = 50,533.27

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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.