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Finding the Fourth Proportional to 52,356.48, 72,235.60 and 29,693.68

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Solution

The fourth proportional to 52,356.48, 72,235.60 and 29,693.68 is: 40,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356.48 : 72,235.60 = 29,693.68 : x
  2. Step 2: Convert to fraction form
    52,356.48/72,235.60 = 29,693.68/x
  3. Step 3: Cross multiply
    52,356.48x = 72,235.60 × 29,693.68
  4. Step 4: Simplify right side
    52,356.48x = 2,144,940,791.01
  5. Step 5: Solve for x
    x = 2,144,940,791.01/52,356.48
  6. Step 6: Final answer
    x = 40,968.01

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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.