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Finding the Fourth Proportional to 63,007.80, 94,511.70 and 36,399.30

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Solution

The fourth proportional to 63,007.80, 94,511.70 and 36,399.30 is: 54,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,007.80 : 94,511.70 = 36,399.30 : x
  2. Step 2: Convert to fraction form
    63,007.80/94,511.70 = 36,399.30/x
  3. Step 3: Cross multiply
    63,007.80x = 94,511.70 × 36,399.30
  4. Step 4: Simplify right side
    63,007.80x = 3,440,159,721.81
  5. Step 5: Solve for x
    x = 3,440,159,721.81/63,007.80
  6. Step 6: Final answer
    x = 54,598.95

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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.