Home / 86,682.62-130,058.43-33,360.28

Finding the Fourth Proportional to 86,682.62, 130,058.43 and 33,360.28

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Solution

The fourth proportional to 86,682.62, 130,058.43 and 33,360.28 is: 50,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,682.62 : 130,058.43 = 33,360.28 : x
  2. Step 2: Convert to fraction form
    86,682.62/130,058.43 = 33,360.28/x
  3. Step 3: Cross multiply
    86,682.62x = 130,058.43 × 33,360.28
  4. Step 4: Simplify right side
    86,682.62x = 4,338,785,641.16
  5. Step 5: Solve for x
    x = 4,338,785,641.16/86,682.62
  6. Step 6: Final answer
    x = 50,053.70

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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.