Home / 55,608.73-76,713.38-53,460.41

Finding the Fourth Proportional to 55,608.73, 76,713.38 and 53,460.41

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Solution

The fourth proportional to 55,608.73, 76,713.38 and 53,460.41 is: 73,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,608.73 : 76,713.38 = 53,460.41 : x
  2. Step 2: Convert to fraction form
    55,608.73/76,713.38 = 53,460.41/x
  3. Step 3: Cross multiply
    55,608.73x = 76,713.38 × 53,460.41
  4. Step 4: Simplify right side
    55,608.73x = 4,101,128,296.89
  5. Step 5: Solve for x
    x = 4,101,128,296.89/55,608.73
  6. Step 6: Final answer
    x = 73,749.72

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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.