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Finding the Fourth Proportional to 58,810.37, 88,221.02 and 16,691.48

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Solution

The fourth proportional to 58,810.37, 88,221.02 and 16,691.48 is: 25,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,810.37 : 88,221.02 = 16,691.48 : x
  2. Step 2: Convert to fraction form
    58,810.37/88,221.02 = 16,691.48/x
  3. Step 3: Cross multiply
    58,810.37x = 88,221.02 × 16,691.48
  4. Step 4: Simplify right side
    58,810.37x = 1,472,539,528.00
  5. Step 5: Solve for x
    x = 1,472,539,528.00/58,810.37
  6. Step 6: Final answer
    x = 25,038.77

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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.