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Finding the Fourth Proportional to 52,612.71, 72,602.06 and 29,954.01

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Solution

The fourth proportional to 52,612.71, 72,602.06 and 29,954.01 is: 41,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612.71 : 72,602.06 = 29,954.01 : x
  2. Step 2: Convert to fraction form
    52,612.71/72,602.06 = 29,954.01/x
  3. Step 3: Cross multiply
    52,612.71x = 72,602.06 × 29,954.01
  4. Step 4: Simplify right side
    52,612.71x = 2,174,722,953.75
  5. Step 5: Solve for x
    x = 2,174,722,953.75/52,612.71
  6. Step 6: Final answer
    x = 41,334.56

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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.