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Finding the Fourth Proportional to 73,263.04, 109,901.04 and 39,968.80

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Solution

The fourth proportional to 73,263.04, 109,901.04 and 39,968.80 is: 59,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,263.04 : 109,901.04 = 39,968.80 : x
  2. Step 2: Convert to fraction form
    73,263.04/109,901.04 = 39,968.80/x
  3. Step 3: Cross multiply
    73,263.04x = 109,901.04 × 39,968.80
  4. Step 4: Simplify right side
    73,263.04x = 4,392,612,687.55
  5. Step 5: Solve for x
    x = 4,392,612,687.55/73,263.04
  6. Step 6: Final answer
    x = 59,956.74

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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.