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Finding the Fourth Proportional to 58,553.54, 80,804.10 and 31,696.38

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Solution

The fourth proportional to 58,553.54, 80,804.10 and 31,696.38 is: 43,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,553.54 : 80,804.10 = 31,696.38 : x
  2. Step 2: Convert to fraction form
    58,553.54/80,804.10 = 31,696.38/x
  3. Step 3: Cross multiply
    58,553.54x = 80,804.10 × 31,696.38
  4. Step 4: Simplify right side
    58,553.54x = 2,561,197,459.16
  5. Step 5: Solve for x
    x = 2,561,197,459.16/58,553.54
  6. Step 6: Final answer
    x = 43,741.12

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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.