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Finding the Fourth Proportional to 63,973.20, 96,007.80 and 32,792.40

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Solution

The fourth proportional to 63,973.20, 96,007.80 and 32,792.40 is: 49,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,973.20 : 96,007.80 = 32,792.40 : x
  2. Step 2: Convert to fraction form
    63,973.20/96,007.80 = 32,792.40/x
  3. Step 3: Cross multiply
    63,973.20x = 96,007.80 × 32,792.40
  4. Step 4: Simplify right side
    63,973.20x = 3,148,326,180.72
  5. Step 5: Solve for x
    x = 3,148,326,180.72/63,973.20
  6. Step 6: Final answer
    x = 49,213.20

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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.