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Finding the Fourth Proportional to 52,875.44, 72,968.22 and 29,002.31

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Solution

The fourth proportional to 52,875.44, 72,968.22 and 29,002.31 is: 40,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,875.44 : 72,968.22 = 29,002.31 : x
  2. Step 2: Convert to fraction form
    52,875.44/72,968.22 = 29,002.31/x
  3. Step 3: Cross multiply
    52,875.44x = 72,968.22 × 29,002.31
  4. Step 4: Simplify right side
    52,875.44x = 2,116,246,936.59
  5. Step 5: Solve for x
    x = 2,116,246,936.59/52,875.44
  6. Step 6: Final answer
    x = 40,023.25

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1.5x scale

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.