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Finding the Fourth Proportional to 79,484.00, 119,510.10 and 73,320.30

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Solution

The fourth proportional to 79,484.00, 119,510.10 and 73,320.30 is: 110,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.00 : 119,510.10 = 73,320.30 : x
  2. Step 2: Convert to fraction form
    79,484.00/119,510.10 = 73,320.30/x
  3. Step 3: Cross multiply
    79,484.00x = 119,510.10 × 73,320.30
  4. Step 4: Simplify right side
    79,484.00x = 8,762,516,385.03
  5. Step 5: Solve for x
    x = 8,762,516,385.03/79,484.00
  6. Step 6: Final answer
    x = 110,242.53

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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.