Home / 126,360.19-174,314.05-75,336.94

Finding the Fourth Proportional to 126,360.19, 174,314.05 and 75,336.94

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Solution

The fourth proportional to 126,360.19, 174,314.05 and 75,336.94 is: 103,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,360.19 : 174,314.05 = 75,336.94 : x
  2. Step 2: Convert to fraction form
    126,360.19/174,314.05 = 75,336.94/x
  3. Step 3: Cross multiply
    126,360.19x = 174,314.05 × 75,336.94
  4. Step 4: Simplify right side
    126,360.19x = 13,132,287,126.01
  5. Step 5: Solve for x
    x = 13,132,287,126.01/126,360.19
  6. Step 6: Final answer
    x = 103,927.41

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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.