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Finding the Fourth Proportional to 58,655.94, 87,989.10 and 16,536.39

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Solution

The fourth proportional to 58,655.94, 87,989.10 and 16,536.39 is: 24,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.94 : 87,989.10 = 16,536.39 : x
  2. Step 2: Convert to fraction form
    58,655.94/87,989.10 = 16,536.39/x
  3. Step 3: Cross multiply
    58,655.94x = 87,989.10 × 16,536.39
  4. Step 4: Simplify right side
    58,655.94x = 1,455,022,073.35
  5. Step 5: Solve for x
    x = 1,455,022,073.35/58,655.94
  6. Step 6: Final answer
    x = 24,806.05

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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.