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Finding the Fourth Proportional to 58,647.12, 87,904.59 and 29,086.14

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Solution

The fourth proportional to 58,647.12, 87,904.59 and 29,086.14 is: 43,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,647.12 : 87,904.59 = 29,086.14 : x
  2. Step 2: Convert to fraction form
    58,647.12/87,904.59 = 29,086.14/x
  3. Step 3: Cross multiply
    58,647.12x = 87,904.59 × 29,086.14
  4. Step 4: Simplify right side
    58,647.12x = 2,556,805,211.38
  5. Step 5: Solve for x
    x = 2,556,805,211.38/58,647.12
  6. Step 6: Final answer
    x = 43,596.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.