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Finding the Fourth Proportional to 58,403.79, 87,612.98 and 22,860.52

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Solution

The fourth proportional to 58,403.79, 87,612.98 and 22,860.52 is: 34,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,403.79 : 87,612.98 = 22,860.52 : x
  2. Step 2: Convert to fraction form
    58,403.79/87,612.98 = 22,860.52/x
  3. Step 3: Cross multiply
    58,403.79x = 87,612.98 × 22,860.52
  4. Step 4: Simplify right side
    58,403.79x = 2,002,877,991.08
  5. Step 5: Solve for x
    x = 2,002,877,991.08/58,403.79
  6. Step 6: Final answer
    x = 34,293.63

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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.