Home / 137,396.52-190,577.25-133,754.76

Finding the Fourth Proportional to 137,396.52, 190,577.25 and 133,754.76

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Solution

The fourth proportional to 137,396.52, 190,577.25 and 133,754.76 is: 185,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,396.52 : 190,577.25 = 133,754.76 : x
  2. Step 2: Convert to fraction form
    137,396.52/190,577.25 = 133,754.76/x
  3. Step 3: Cross multiply
    137,396.52x = 190,577.25 × 133,754.76
  4. Step 4: Simplify right side
    137,396.52x = 25,490,614,335.21
  5. Step 5: Solve for x
    x = 25,490,614,335.21/137,396.52
  6. Step 6: Final answer
    x = 185,525.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.