Home / 126,774.17-190,191.26-41,384.58

Finding the Fourth Proportional to 126,774.17, 190,191.26 and 41,384.58

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Solution

The fourth proportional to 126,774.17, 190,191.26 and 41,384.58 is: 62,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,774.17 : 190,191.26 = 41,384.58 : x
  2. Step 2: Convert to fraction form
    126,774.17/190,191.26 = 41,384.58/x
  3. Step 3: Cross multiply
    126,774.17x = 190,191.26 × 41,384.58
  4. Step 4: Simplify right side
    126,774.17x = 7,870,985,414.77
  5. Step 5: Solve for x
    x = 7,870,985,414.77/126,774.17
  6. Step 6: Final answer
    x = 62,086.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.