Home / 168,017.50-231,864.15-92,567.62

Finding the Fourth Proportional to 168,017.50, 231,864.15 and 92,567.62

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Solution

The fourth proportional to 168,017.50, 231,864.15 and 92,567.62 is: 127,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,017.50 : 231,864.15 = 92,567.62 : x
  2. Step 2: Convert to fraction form
    168,017.50/231,864.15 = 92,567.62/x
  3. Step 3: Cross multiply
    168,017.50x = 231,864.15 × 92,567.62
  4. Step 4: Simplify right side
    168,017.50x = 21,463,112,528.82
  5. Step 5: Solve for x
    x = 21,463,112,528.82/168,017.50
  6. Step 6: Final answer
    x = 127,743.32

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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.