Home / 55,607.76-83,424.60-18,169.56

Finding the Fourth Proportional to 55,607.76, 83,424.60 and 18,169.56

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Solution

The fourth proportional to 55,607.76, 83,424.60 and 18,169.56 is: 27,258.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607.76 : 83,424.60 = 18,169.56 : x
  2. Step 2: Convert to fraction form
    55,607.76/83,424.60 = 18,169.56/x
  3. Step 3: Cross multiply
    55,607.76x = 83,424.60 × 18,169.56
  4. Step 4: Simplify right side
    55,607.76x = 1,515,788,275.18
  5. Step 5: Solve for x
    x = 1,515,788,275.18/55,607.76
  6. Step 6: Final answer
    x = 27,258.57

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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.