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Finding the Fourth Proportional to 58,801.93, 81,147.23 and 31,944.64

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Solution

The fourth proportional to 58,801.93, 81,147.23 and 31,944.64 is: 44,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.93 : 81,147.23 = 31,944.64 : x
  2. Step 2: Convert to fraction form
    58,801.93/81,147.23 = 31,944.64/x
  3. Step 3: Cross multiply
    58,801.93x = 81,147.23 × 31,944.64
  4. Step 4: Simplify right side
    58,801.93x = 2,592,219,049.35
  5. Step 5: Solve for x
    x = 2,592,219,049.35/58,801.93
  6. Step 6: Final answer
    x = 44,083.91

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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.