Home / 157,664.80-236,497.20-154,554.40

Finding the Fourth Proportional to 157,664.80, 236,497.20 and 154,554.40

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Solution

The fourth proportional to 157,664.80, 236,497.20 and 154,554.40 is: 231,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,664.80 : 236,497.20 = 154,554.40 : x
  2. Step 2: Convert to fraction form
    157,664.80/236,497.20 = 154,554.40/x
  3. Step 3: Cross multiply
    157,664.80x = 236,497.20 × 154,554.40
  4. Step 4: Simplify right side
    157,664.80x = 36,551,682,847.68
  5. Step 5: Solve for x
    x = 36,551,682,847.68/157,664.80
  6. Step 6: Final answer
    x = 231,831.60

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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.