Home / 168,256.34-231,721.32-164,582.18

Finding the Fourth Proportional to 168,256.34, 231,721.32 and 164,582.18

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Solution

The fourth proportional to 168,256.34, 231,721.32 and 164,582.18 is: 226,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,256.34 : 231,721.32 = 164,582.18 : x
  2. Step 2: Convert to fraction form
    168,256.34/231,721.32 = 164,582.18/x
  3. Step 3: Cross multiply
    168,256.34x = 231,721.32 × 164,582.18
  4. Step 4: Simplify right side
    168,256.34x = 38,137,199,998.08
  5. Step 5: Solve for x
    x = 38,137,199,998.08/168,256.34
  6. Step 6: Final answer
    x = 226,661.30

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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.