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Finding the Fourth Proportional to 58,751.21, 87,940.91 and 37,663.07

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Solution

The fourth proportional to 58,751.21, 87,940.91 and 37,663.07 is: 56,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,751.21 : 87,940.91 = 37,663.07 : x
  2. Step 2: Convert to fraction form
    58,751.21/87,940.91 = 37,663.07/x
  3. Step 3: Cross multiply
    58,751.21x = 87,940.91 × 37,663.07
  4. Step 4: Simplify right side
    58,751.21x = 3,312,124,021.17
  5. Step 5: Solve for x
    x = 3,312,124,021.17/58,751.21
  6. Step 6: Final answer
    x = 56,375.42

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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.