Home / 157,880.89-236,661.73-67,982.23

Finding the Fourth Proportional to 157,880.89, 236,661.73 and 67,982.23

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Solution

The fourth proportional to 157,880.89, 236,661.73 and 67,982.23 is: 101,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,880.89 : 236,661.73 = 67,982.23 : x
  2. Step 2: Convert to fraction form
    157,880.89/236,661.73 = 67,982.23/x
  3. Step 3: Cross multiply
    157,880.89x = 236,661.73 × 67,982.23
  4. Step 4: Simplify right side
    157,880.89x = 16,088,790,637.84
  5. Step 5: Solve for x
    x = 16,088,790,637.84/157,880.89
  6. Step 6: Final answer
    x = 101,904.61

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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.