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Finding the Fourth Proportional to 52,492.08, 72,436.44 and 29,828.08

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Solution

The fourth proportional to 52,492.08, 72,436.44 and 29,828.08 is: 41,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,492.08 : 72,436.44 = 29,828.08 : x
  2. Step 2: Convert to fraction form
    52,492.08/72,436.44 = 29,828.08/x
  3. Step 3: Cross multiply
    52,492.08x = 72,436.44 × 29,828.08
  4. Step 4: Simplify right side
    52,492.08x = 2,160,639,927.24
  5. Step 5: Solve for x
    x = 2,160,639,927.24/52,492.08
  6. Step 6: Final answer
    x = 41,161.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.