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Finding the Fourth Proportional to 58,362.99, 87,412.73 and 34,939.95

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Solution

The fourth proportional to 58,362.99, 87,412.73 and 34,939.95 is: 52,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362.99 : 87,412.73 = 34,939.95 : x
  2. Step 2: Convert to fraction form
    58,362.99/87,412.73 = 34,939.95/x
  3. Step 3: Cross multiply
    58,362.99x = 87,412.73 × 34,939.95
  4. Step 4: Simplify right side
    58,362.99x = 3,054,196,240.86
  5. Step 5: Solve for x
    x = 3,054,196,240.86/58,362.99
  6. Step 6: Final answer
    x = 52,331.04

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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.