Home / 172,901.25-238,800.56-116,214.21

Finding the Fourth Proportional to 172,901.25, 238,800.56 and 116,214.21

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Solution

The fourth proportional to 172,901.25, 238,800.56 and 116,214.21 is: 160,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,901.25 : 238,800.56 = 116,214.21 : x
  2. Step 2: Convert to fraction form
    172,901.25/238,800.56 = 116,214.21/x
  3. Step 3: Cross multiply
    172,901.25x = 238,800.56 × 116,214.21
  4. Step 4: Simplify right side
    172,901.25x = 27,752,017,846.89
  5. Step 5: Solve for x
    x = 27,752,017,846.89/172,901.25
  6. Step 6: Final answer
    x = 160,507.91

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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.