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Finding the Fourth Proportional to 240,078.02, 360,116.76 and 73,866.02

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Solution

The fourth proportional to 240,078.02, 360,116.76 and 73,866.02 is: 110,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,078.02 : 360,116.76 = 73,866.02 : x
  2. Step 2: Convert to fraction form
    240,078.02/360,116.76 = 73,866.02/x
  3. Step 3: Cross multiply
    240,078.02x = 360,116.76 × 73,866.02
  4. Step 4: Simplify right side
    240,078.02x = 26,600,391,796.50
  5. Step 5: Solve for x
    x = 26,600,391,796.50/240,078.02
  6. Step 6: Final answer
    x = 110,798.95

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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.