Home / 168,381.90-232,406.91-96,803.51

Finding the Fourth Proportional to 168,381.90, 232,406.91 and 96,803.51

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Solution

The fourth proportional to 168,381.90, 232,406.91 and 96,803.51 is: 133,611.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,381.90 : 232,406.91 = 96,803.51 : x
  2. Step 2: Convert to fraction form
    168,381.90/232,406.91 = 96,803.51/x
  3. Step 3: Cross multiply
    168,381.90x = 232,406.91 × 96,803.51
  4. Step 4: Simplify right side
    168,381.90x = 22,497,803,474.22
  5. Step 5: Solve for x
    x = 22,497,803,474.22/168,381.90
  6. Step 6: Final answer
    x = 133,611.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.