Home / 134,243.13-185,256.21-73,817.69

Finding the Fourth Proportional to 134,243.13, 185,256.21 and 73,817.69

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Solution

The fourth proportional to 134,243.13, 185,256.21 and 73,817.69 is: 101,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,243.13 : 185,256.21 = 73,817.69 : x
  2. Step 2: Convert to fraction form
    134,243.13/185,256.21 = 73,817.69/x
  3. Step 3: Cross multiply
    134,243.13x = 185,256.21 × 73,817.69
  4. Step 4: Simplify right side
    134,243.13x = 13,675,185,480.35
  5. Step 5: Solve for x
    x = 13,675,185,480.35/134,243.13
  6. Step 6: Final answer
    x = 101,868.79

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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.