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Finding the Fourth Proportional to 101,807.40, 152,674.52 and 35,229.45

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Solution

The fourth proportional to 101,807.40, 152,674.52 and 35,229.45 is: 52,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,807.40 : 152,674.52 = 35,229.45 : x
  2. Step 2: Convert to fraction form
    101,807.40/152,674.52 = 35,229.45/x
  3. Step 3: Cross multiply
    101,807.40x = 152,674.52 × 35,229.45
  4. Step 4: Simplify right side
    101,807.40x = 5,378,639,192.47
  5. Step 5: Solve for x
    x = 5,378,639,192.47/101,807.40
  6. Step 6: Final answer
    x = 52,831.52

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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.