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Finding the Fourth Proportional to 58,804.48, 88,217.60 and 19,363.20

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Solution

The fourth proportional to 58,804.48, 88,217.60 and 19,363.20 is: 29,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,804.48 : 88,217.60 = 19,363.20 : x
  2. Step 2: Convert to fraction form
    58,804.48/88,217.60 = 19,363.20/x
  3. Step 3: Cross multiply
    58,804.48x = 88,217.60 × 19,363.20
  4. Step 4: Simplify right side
    58,804.48x = 1,708,175,032.32
  5. Step 5: Solve for x
    x = 1,708,175,032.32/58,804.48
  6. Step 6: Final answer
    x = 29,048.38

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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.