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Finding the Fourth Proportional to 58,310.72, 87,488 and 34,953.92

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Solution

The fourth proportional to 58,310.72, 87,488 and 34,953.92 is: 52,444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,310.72 : 87,488 = 34,953.92 : x
  2. Step 2: Convert to fraction form
    58,310.72/87,488 = 34,953.92/x
  3. Step 3: Cross multiply
    58,310.72x = 87,488 × 34,953.92
  4. Step 4: Simplify right side
    58,310.72x = 3,058,048,552.96
  5. Step 5: Solve for x
    x = 3,058,048,552.96/58,310.72
  6. Step 6: Final answer
    x = 52,444.02

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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.