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Finding the Fourth Proportional to 63,831.87, 95,715.63 and 37,186.65

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Solution

The fourth proportional to 63,831.87, 95,715.63 and 37,186.65 is: 55,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,831.87 : 95,715.63 = 37,186.65 : x
  2. Step 2: Convert to fraction form
    63,831.87/95,715.63 = 37,186.65/x
  3. Step 3: Cross multiply
    63,831.87x = 95,715.63 × 37,186.65
  4. Step 4: Simplify right side
    63,831.87x = 3,559,343,632.34
  5. Step 5: Solve for x
    x = 3,559,343,632.34/63,831.87
  6. Step 6: Final answer
    x = 55,761.23

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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.