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Finding the Fourth Proportional to 58,322.88, 87,416.03 and 22,275.70

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Solution

The fourth proportional to 58,322.88, 87,416.03 and 22,275.70 is: 33,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,322.88 : 87,416.03 = 22,275.70 : x
  2. Step 2: Convert to fraction form
    58,322.88/87,416.03 = 22,275.70/x
  3. Step 3: Cross multiply
    58,322.88x = 87,416.03 × 22,275.70
  4. Step 4: Simplify right side
    58,322.88x = 1,947,253,096.62
  5. Step 5: Solve for x
    x = 1,947,253,096.62/58,322.88
  6. Step 6: Final answer
    x = 33,387.46

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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.