Home / 172,850.06-238,532.23-100,267.63

Finding the Fourth Proportional to 172,850.06, 238,532.23 and 100,267.63

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Solution

The fourth proportional to 172,850.06, 238,532.23 and 100,267.63 is: 138,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,850.06 : 238,532.23 = 100,267.63 : x
  2. Step 2: Convert to fraction form
    172,850.06/238,532.23 = 100,267.63/x
  3. Step 3: Cross multiply
    172,850.06x = 238,532.23 × 100,267.63
  4. Step 4: Simplify right side
    172,850.06x = 23,917,062,445.90
  5. Step 5: Solve for x
    x = 23,917,062,445.90/172,850.06
  6. Step 6: Final answer
    x = 138,368.84

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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.