Home / 107,839.58-161,831.34-37,718.88

Finding the Fourth Proportional to 107,839.58, 161,831.34 and 37,718.88

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Solution

The fourth proportional to 107,839.58, 161,831.34 and 37,718.88 is: 56,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,839.58 : 161,831.34 = 37,718.88 : x
  2. Step 2: Convert to fraction form
    107,839.58/161,831.34 = 37,718.88/x
  3. Step 3: Cross multiply
    107,839.58x = 161,831.34 × 37,718.88
  4. Step 4: Simplify right side
    107,839.58x = 6,104,096,893.70
  5. Step 5: Solve for x
    x = 6,104,096,893.70/107,839.58
  6. Step 6: Final answer
    x = 56,603.50

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1.5x scale

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.