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Finding the Fourth Proportional to 73,260.65, 101,119.62 and 43,055.70

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Solution

The fourth proportional to 73,260.65, 101,119.62 and 43,055.70 is: 59,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,260.65 : 101,119.62 = 43,055.70 : x
  2. Step 2: Convert to fraction form
    73,260.65/101,119.62 = 43,055.70/x
  3. Step 3: Cross multiply
    73,260.65x = 101,119.62 × 43,055.70
  4. Step 4: Simplify right side
    73,260.65x = 4,353,776,022.83
  5. Step 5: Solve for x
    x = 4,353,776,022.83/73,260.65
  6. Step 6: Final answer
    x = 59,428.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.