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Finding the Fourth Proportional to 62,499.60, 93,749.40 and 25,563.60

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Solution

The fourth proportional to 62,499.60, 93,749.40 and 25,563.60 is: 38,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,499.60 : 93,749.40 = 25,563.60 : x
  2. Step 2: Convert to fraction form
    62,499.60/93,749.40 = 25,563.60/x
  3. Step 3: Cross multiply
    62,499.60x = 93,749.40 × 25,563.60
  4. Step 4: Simplify right side
    62,499.60x = 2,396,572,161.84
  5. Step 5: Solve for x
    x = 2,396,572,161.84/62,499.60
  6. Step 6: Final answer
    x = 38,345.40

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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.