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Finding the Fourth Proportional to 53,597.60, 73,963.68 and 29,398.64

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Solution

The fourth proportional to 53,597.60, 73,963.68 and 29,398.64 is: 40,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,597.60 : 73,963.68 = 29,398.64 : x
  2. Step 2: Convert to fraction form
    53,597.60/73,963.68 = 29,398.64/x
  3. Step 3: Cross multiply
    53,597.60x = 73,963.68 × 29,398.64
  4. Step 4: Simplify right side
    53,597.60x = 2,174,431,601.40
  5. Step 5: Solve for x
    x = 2,174,431,601.40/53,597.60
  6. Step 6: Final answer
    x = 40,569.57

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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.