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Finding the Fourth Proportional to 62,042.88, 93,018.95 and 19,898.99

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Solution

The fourth proportional to 62,042.88, 93,018.95 and 19,898.99 is: 29,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,042.88 : 93,018.95 = 19,898.99 : x
  2. Step 2: Convert to fraction form
    62,042.88/93,018.95 = 19,898.99/x
  3. Step 3: Cross multiply
    62,042.88x = 93,018.95 × 19,898.99
  4. Step 4: Simplify right side
    62,042.88x = 1,850,983,155.86
  5. Step 5: Solve for x
    x = 1,850,983,155.86/62,042.88
  6. Step 6: Final answer
    x = 29,833.93

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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.