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Finding the Fourth Proportional to 44,915.76, 67,373.64 and 21,548.88

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Solution

The fourth proportional to 44,915.76, 67,373.64 and 21,548.88 is: 32,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,915.76 : 67,373.64 = 21,548.88 : x
  2. Step 2: Convert to fraction form
    44,915.76/67,373.64 = 21,548.88/x
  3. Step 3: Cross multiply
    44,915.76x = 67,373.64 × 21,548.88
  4. Step 4: Simplify right side
    44,915.76x = 1,451,826,483.52
  5. Step 5: Solve for x
    x = 1,451,826,483.52/44,915.76
  6. Step 6: Final answer
    x = 32,323.32

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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.