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Finding the Fourth Proportional to 58,710.00, 81,027.43 and 32,878.38

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Solution

The fourth proportional to 58,710.00, 81,027.43 and 32,878.38 is: 45,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,710.00 : 81,027.43 = 32,878.38 : x
  2. Step 2: Convert to fraction form
    58,710.00/81,027.43 = 32,878.38/x
  3. Step 3: Cross multiply
    58,710.00x = 81,027.43 × 32,878.38
  4. Step 4: Simplify right side
    58,710.00x = 2,664,050,918.73
  5. Step 5: Solve for x
    x = 2,664,050,918.73/58,710.00
  6. Step 6: Final answer
    x = 45,376.44

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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.