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Finding the Fourth Proportional to 98,310.25, 147,465.92 and 24,438.25

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Solution

The fourth proportional to 98,310.25, 147,465.92 and 24,438.25 is: 36,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,310.25 : 147,465.92 = 24,438.25 : x
  2. Step 2: Convert to fraction form
    98,310.25/147,465.92 = 24,438.25/x
  3. Step 3: Cross multiply
    98,310.25x = 147,465.92 × 24,438.25
  4. Step 4: Simplify right side
    98,310.25x = 3,603,809,019.44
  5. Step 5: Solve for x
    x = 3,603,809,019.44/98,310.25
  6. Step 6: Final answer
    x = 36,657.51

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1.5x scale

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.