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Finding the Fourth Proportional to 60,580.92, 90,875.01 and 19,027.92

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Solution

The fourth proportional to 60,580.92, 90,875.01 and 19,027.92 is: 28,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,580.92 : 90,875.01 = 19,027.92 : x
  2. Step 2: Convert to fraction form
    60,580.92/90,875.01 = 19,027.92/x
  3. Step 3: Cross multiply
    60,580.92x = 90,875.01 × 19,027.92
  4. Step 4: Simplify right side
    60,580.92x = 1,729,162,420.28
  5. Step 5: Solve for x
    x = 1,729,162,420.28/60,580.92
  6. Step 6: Final answer
    x = 28,543.02

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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.