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Finding the Fourth Proportional to 58,457.33, 87,698.98 and 27,275.57

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Solution

The fourth proportional to 58,457.33, 87,698.98 and 27,275.57 is: 40,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,457.33 : 87,698.98 = 27,275.57 : x
  2. Step 2: Convert to fraction form
    58,457.33/87,698.98 = 27,275.57/x
  3. Step 3: Cross multiply
    58,457.33x = 87,698.98 × 27,275.57
  4. Step 4: Simplify right side
    58,457.33x = 2,392,039,229.42
  5. Step 5: Solve for x
    x = 2,392,039,229.42/58,457.33
  6. Step 6: Final answer
    x = 40,919.41

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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.