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Finding the Fourth Proportional to 101,270.92, 151,807.64 and 40,463.06

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Solution

The fourth proportional to 101,270.92, 151,807.64 and 40,463.06 is: 60,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,270.92 : 151,807.64 = 40,463.06 : x
  2. Step 2: Convert to fraction form
    101,270.92/151,807.64 = 40,463.06/x
  3. Step 3: Cross multiply
    101,270.92x = 151,807.64 × 40,463.06
  4. Step 4: Simplify right side
    101,270.92x = 6,142,601,307.33
  5. Step 5: Solve for x
    x = 6,142,601,307.33/101,270.92
  6. Step 6: Final answer
    x = 60,655.14

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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.