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Finding the Fourth Proportional to 62,249, 93,373.50 and 18,473

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Solution

The fourth proportional to 62,249, 93,373.50 and 18,473 is: 27,709.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,249 : 93,373.50 = 18,473 : x
  2. Step 2: Convert to fraction form
    62,249/93,373.50 = 18,473/x
  3. Step 3: Cross multiply
    62,249x = 93,373.50 × 18,473
  4. Step 4: Simplify right side
    62,249x = 1,724,888,665.50
  5. Step 5: Solve for x
    x = 1,724,888,665.50/62,249
  6. Step 6: Final answer
    x = 27,709.50

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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.