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Finding the Fourth Proportional to 60,802.36, 91,164.06 and 25,253.92

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Solution

The fourth proportional to 60,802.36, 91,164.06 and 25,253.92 is: 37,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,802.36 : 91,164.06 = 25,253.92 : x
  2. Step 2: Convert to fraction form
    60,802.36/91,164.06 = 25,253.92/x
  3. Step 3: Cross multiply
    60,802.36x = 91,164.06 × 25,253.92
  4. Step 4: Simplify right side
    60,802.36x = 2,302,249,878.12
  5. Step 5: Solve for x
    x = 2,302,249,878.12/60,802.36
  6. Step 6: Final answer
    x = 37,864.48

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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.