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Finding the Fourth Proportional to 58,848, 88,272 and 15,072

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Solution

The fourth proportional to 58,848, 88,272 and 15,072 is: 22,608

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,848 : 88,272 = 15,072 : x
  2. Step 2: Convert to fraction form
    58,848/88,272 = 15,072/x
  3. Step 3: Cross multiply
    58,848x = 88,272 × 15,072
  4. Step 4: Simplify right side
    58,848x = 1,330,435,584
  5. Step 5: Solve for x
    x = 1,330,435,584/58,848
  6. Step 6: Final answer
    x = 22,608

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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.