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Finding the Fourth Proportional to 62,415.36, 93,623.04 and 25,505.28

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Solution

The fourth proportional to 62,415.36, 93,623.04 and 25,505.28 is: 38,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,415.36 : 93,623.04 = 25,505.28 : x
  2. Step 2: Convert to fraction form
    62,415.36/93,623.04 = 25,505.28/x
  3. Step 3: Cross multiply
    62,415.36x = 93,623.04 × 25,505.28
  4. Step 4: Simplify right side
    62,415.36x = 2,387,881,849.65
  5. Step 5: Solve for x
    x = 2,387,881,849.65/62,415.36
  6. Step 6: Final answer
    x = 38,257.92

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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.