Home / 55,078.83-76,008.65-29,928.33

Finding the Fourth Proportional to 55,078.83, 76,008.65 and 29,928.33

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Solution

The fourth proportional to 55,078.83, 76,008.65 and 29,928.33 is: 41,301.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,078.83 : 76,008.65 = 29,928.33 : x
  2. Step 2: Convert to fraction form
    55,078.83/76,008.65 = 29,928.33/x
  3. Step 3: Cross multiply
    55,078.83x = 76,008.65 × 29,928.33
  4. Step 4: Simplify right side
    55,078.83x = 2,274,811,810.41
  5. Step 5: Solve for x
    x = 2,274,811,810.41/55,078.83
  6. Step 6: Final answer
    x = 41,301.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.