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Finding the Fourth Proportional to 52,594.03, 72,581.03 and 28,720.50

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Solution

The fourth proportional to 52,594.03, 72,581.03 and 28,720.50 is: 39,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,594.03 : 72,581.03 = 28,720.50 : x
  2. Step 2: Convert to fraction form
    52,594.03/72,581.03 = 28,720.50/x
  3. Step 3: Cross multiply
    52,594.03x = 72,581.03 × 28,720.50
  4. Step 4: Simplify right side
    52,594.03x = 2,084,563,472.12
  5. Step 5: Solve for x
    x = 2,084,563,472.12/52,594.03
  6. Step 6: Final answer
    x = 39,634.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.