Home / 125,201.72-172,677.85-110,062.28

Finding the Fourth Proportional to 125,201.72, 172,677.85 and 110,062.28

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Solution

The fourth proportional to 125,201.72, 172,677.85 and 110,062.28 is: 151,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,201.72 : 172,677.85 = 110,062.28 : x
  2. Step 2: Convert to fraction form
    125,201.72/172,677.85 = 110,062.28/x
  3. Step 3: Cross multiply
    125,201.72x = 172,677.85 × 110,062.28
  4. Step 4: Simplify right side
    125,201.72x = 19,005,318,033.04
  5. Step 5: Solve for x
    x = 19,005,318,033.04/125,201.72
  6. Step 6: Final answer
    x = 151,797.58

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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.