Home / 55,494.12-76,580.70-30,343.62

Finding the Fourth Proportional to 55,494.12, 76,580.70 and 30,343.62

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Solution

The fourth proportional to 55,494.12, 76,580.70 and 30,343.62 is: 41,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,494.12 : 76,580.70 = 30,343.62 : x
  2. Step 2: Convert to fraction form
    55,494.12/76,580.70 = 30,343.62/x
  3. Step 3: Cross multiply
    55,494.12x = 76,580.70 × 30,343.62
  4. Step 4: Simplify right side
    55,494.12x = 2,323,735,660.13
  5. Step 5: Solve for x
    x = 2,323,735,660.13/55,494.12
  6. Step 6: Final answer
    x = 41,873.55

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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.