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Finding the Fourth Proportional to 29,436.48, 44,141.76 and 15,582.24

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Solution

The fourth proportional to 29,436.48, 44,141.76 and 15,582.24 is: 23,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,436.48 : 44,141.76 = 15,582.24 : x
  2. Step 2: Convert to fraction form
    29,436.48/44,141.76 = 15,582.24/x
  3. Step 3: Cross multiply
    29,436.48x = 44,141.76 × 15,582.24
  4. Step 4: Simplify right side
    29,436.48x = 687,827,498.34
  5. Step 5: Solve for x
    x = 687,827,498.34/29,436.48
  6. Step 6: Final answer
    x = 23,366.50

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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.