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Finding the Fourth Proportional to 58,187.63, 87,281.75 and 23,127.39

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Solution

The fourth proportional to 58,187.63, 87,281.75 and 23,127.39 is: 34,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,187.63 : 87,281.75 = 23,127.39 : x
  2. Step 2: Convert to fraction form
    58,187.63/87,281.75 = 23,127.39/x
  3. Step 3: Cross multiply
    58,187.63x = 87,281.75 × 23,127.39
  4. Step 4: Simplify right side
    58,187.63x = 2,018,599,129.95
  5. Step 5: Solve for x
    x = 2,018,599,129.95/58,187.63
  6. Step 6: Final answer
    x = 34,691.21

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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.