Home / 55,365.29-83,058.86-20,305.25

Finding the Fourth Proportional to 55,365.29, 83,058.86 and 20,305.25

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Solution

The fourth proportional to 55,365.29, 83,058.86 and 20,305.25 is: 30,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,365.29 : 83,058.86 = 20,305.25 : x
  2. Step 2: Convert to fraction form
    55,365.29/83,058.86 = 20,305.25/x
  3. Step 3: Cross multiply
    55,365.29x = 83,058.86 × 20,305.25
  4. Step 4: Simplify right side
    55,365.29x = 1,686,530,863.95
  5. Step 5: Solve for x
    x = 1,686,530,863.95/55,365.29
  6. Step 6: Final answer
    x = 30,461.88

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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.