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Finding the Fourth Proportional to 29,802.80, 44,710.32 and 8,743.52

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Solution

The fourth proportional to 29,802.80, 44,710.32 and 8,743.52 is: 13,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,802.80 : 44,710.32 = 8,743.52 : x
  2. Step 2: Convert to fraction form
    29,802.80/44,710.32 = 8,743.52/x
  3. Step 3: Cross multiply
    29,802.80x = 44,710.32 × 8,743.52
  4. Step 4: Simplify right side
    29,802.80x = 390,925,353.57
  5. Step 5: Solve for x
    x = 390,925,353.57/29,802.80
  6. Step 6: Final answer
    x = 13,117.07

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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.