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Finding the Fourth Proportional to 133,573.04, 200,041.50 and 77,294.54

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Solution

The fourth proportional to 133,573.04, 200,041.50 and 77,294.54 is: 115,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573.04 : 200,041.50 = 77,294.54 : x
  2. Step 2: Convert to fraction form
    133,573.04/200,041.50 = 77,294.54/x
  3. Step 3: Cross multiply
    133,573.04x = 200,041.50 × 77,294.54
  4. Step 4: Simplify right side
    133,573.04x = 15,462,115,723.41
  5. Step 5: Solve for x
    x = 15,462,115,723.41/133,573.04
  6. Step 6: Final answer
    x = 115,757.76

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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.