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Finding the Fourth Proportional to 62,403.60, 93,605.40 and 27,411.60

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Solution

The fourth proportional to 62,403.60, 93,605.40 and 27,411.60 is: 41,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.60 : 93,605.40 = 27,411.60 : x
  2. Step 2: Convert to fraction form
    62,403.60/93,605.40 = 27,411.60/x
  3. Step 3: Cross multiply
    62,403.60x = 93,605.40 × 27,411.60
  4. Step 4: Simplify right side
    62,403.60x = 2,565,873,782.64
  5. Step 5: Solve for x
    x = 2,565,873,782.64/62,403.60
  6. Step 6: Final answer
    x = 41,117.40

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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.