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Finding the Fourth Proportional to 58,773.74, 81,107.75 and 31,916.25

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Solution

The fourth proportional to 58,773.74, 81,107.75 and 31,916.25 is: 44,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,773.74 : 81,107.75 = 31,916.25 : x
  2. Step 2: Convert to fraction form
    58,773.74/81,107.75 = 31,916.25/x
  3. Step 3: Cross multiply
    58,773.74x = 81,107.75 × 31,916.25
  4. Step 4: Simplify right side
    58,773.74x = 2,588,655,305.73
  5. Step 5: Solve for x
    x = 2,588,655,305.73/58,773.74
  6. Step 6: Final answer
    x = 44,044.42

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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.