Home / 168,487.22-232,117.20-117,407.25

Finding the Fourth Proportional to 168,487.22, 232,117.20 and 117,407.25

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Solution

The fourth proportional to 168,487.22, 232,117.20 and 117,407.25 is: 161,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,487.22 : 232,117.20 = 117,407.25 : x
  2. Step 2: Convert to fraction form
    168,487.22/232,117.20 = 117,407.25/x
  3. Step 3: Cross multiply
    168,487.22x = 232,117.20 × 117,407.25
  4. Step 4: Simplify right side
    168,487.22x = 27,252,242,129.70
  5. Step 5: Solve for x
    x = 27,252,242,129.70/168,487.22
  6. Step 6: Final answer
    x = 161,746.65

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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.