Home / 133,875.42-200,831.93-39,112.56

Finding the Fourth Proportional to 133,875.42, 200,831.93 and 39,112.56

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Solution

The fourth proportional to 133,875.42, 200,831.93 and 39,112.56 is: 58,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,875.42 : 200,831.93 = 39,112.56 : x
  2. Step 2: Convert to fraction form
    133,875.42/200,831.93 = 39,112.56/x
  3. Step 3: Cross multiply
    133,875.42x = 200,831.93 × 39,112.56
  4. Step 4: Simplify right side
    133,875.42x = 7,855,050,716.48
  5. Step 5: Solve for x
    x = 7,855,050,716.48/133,875.42
  6. Step 6: Final answer
    x = 58,674.33

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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.