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Finding the Fourth Proportional to 42,304.40, 63,413.40 and 24,765.20

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Solution

The fourth proportional to 42,304.40, 63,413.40 and 24,765.20 is: 37,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,304.40 : 63,413.40 = 24,765.20 : x
  2. Step 2: Convert to fraction form
    42,304.40/63,413.40 = 24,765.20/x
  3. Step 3: Cross multiply
    42,304.40x = 63,413.40 × 24,765.20
  4. Step 4: Simplify right side
    42,304.40x = 1,570,445,533.68
  5. Step 5: Solve for x
    x = 1,570,445,533.68/42,304.40
  6. Step 6: Final answer
    x = 37,122.51

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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.