Home / 55,734.56-76,910.64-30,582.08

Finding the Fourth Proportional to 55,734.56, 76,910.64 and 30,582.08

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Solution

The fourth proportional to 55,734.56, 76,910.64 and 30,582.08 is: 42,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,734.56 : 76,910.64 = 30,582.08 : x
  2. Step 2: Convert to fraction form
    55,734.56/76,910.64 = 30,582.08/x
  3. Step 3: Cross multiply
    55,734.56x = 76,910.64 × 30,582.08
  4. Step 4: Simplify right side
    55,734.56x = 2,352,087,345.33
  5. Step 5: Solve for x
    x = 2,352,087,345.33/55,734.56
  6. Step 6: Final answer
    x = 42,201.60

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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.