Home / 55,592.91-76,718.10-30,099.15

Finding the Fourth Proportional to 55,592.91, 76,718.10 and 30,099.15

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Solution

The fourth proportional to 55,592.91, 76,718.10 and 30,099.15 is: 41,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,592.91 : 76,718.10 = 30,099.15 : x
  2. Step 2: Convert to fraction form
    55,592.91/76,718.10 = 30,099.15/x
  3. Step 3: Cross multiply
    55,592.91x = 76,718.10 × 30,099.15
  4. Step 4: Simplify right side
    55,592.91x = 2,309,149,599.62
  5. Step 5: Solve for x
    x = 2,309,149,599.62/55,592.91
  6. Step 6: Final answer
    x = 41,536.76

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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.