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Finding the Fourth Proportional to 32,516.40, 48,774.60 and 24,643.20

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Solution

The fourth proportional to 32,516.40, 48,774.60 and 24,643.20 is: 36,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,516.40 : 48,774.60 = 24,643.20 : x
  2. Step 2: Convert to fraction form
    32,516.40/48,774.60 = 24,643.20/x
  3. Step 3: Cross multiply
    32,516.40x = 48,774.60 × 24,643.20
  4. Step 4: Simplify right side
    32,516.40x = 1,201,962,222.72
  5. Step 5: Solve for x
    x = 1,201,962,222.72/32,516.40
  6. Step 6: Final answer
    x = 36,964.80

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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.