Home / 134,186.72-185,366.64-127,100.84

Finding the Fourth Proportional to 134,186.72, 185,366.64 and 127,100.84

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Solution

The fourth proportional to 134,186.72, 185,366.64 and 127,100.84 is: 175,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,186.72 : 185,366.64 = 127,100.84 : x
  2. Step 2: Convert to fraction form
    134,186.72/185,366.64 = 127,100.84/x
  3. Step 3: Cross multiply
    134,186.72x = 185,366.64 × 127,100.84
  4. Step 4: Simplify right side
    134,186.72x = 23,560,255,651.98
  5. Step 5: Solve for x
    x = 23,560,255,651.98/134,186.72
  6. Step 6: Final answer
    x = 175,578.15

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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.