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Finding the Fourth Proportional to 62,011.87, 93,018.30 and 19,892.01

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Solution

The fourth proportional to 62,011.87, 93,018.30 and 19,892.01 is: 29,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,011.87 : 93,018.30 = 19,892.01 : x
  2. Step 2: Convert to fraction form
    62,011.87/93,018.30 = 19,892.01/x
  3. Step 3: Cross multiply
    62,011.87x = 93,018.30 × 19,892.01
  4. Step 4: Simplify right side
    62,011.87x = 1,850,320,953.78
  5. Step 5: Solve for x
    x = 1,850,320,953.78/62,011.87
  6. Step 6: Final answer
    x = 29,838.18

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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.