Home / 163,971.14-245,401.14-100,831.22

Finding the Fourth Proportional to 163,971.14, 245,401.14 and 100,831.22

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Solution

The fourth proportional to 163,971.14, 245,401.14 and 100,831.22 is: 150,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,971.14 : 245,401.14 = 100,831.22 : x
  2. Step 2: Convert to fraction form
    163,971.14/245,401.14 = 100,831.22/x
  3. Step 3: Cross multiply
    163,971.14x = 245,401.14 × 100,831.22
  4. Step 4: Simplify right side
    163,971.14x = 24,744,096,335.59
  5. Step 5: Solve for x
    x = 24,744,096,335.59/163,971.14
  6. Step 6: Final answer
    x = 150,905.19

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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.