Home / 134,136.36-185,104.50-73,706.82

Finding the Fourth Proportional to 134,136.36, 185,104.50 and 73,706.82

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Solution

The fourth proportional to 134,136.36, 185,104.50 and 73,706.82 is: 101,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,136.36 : 185,104.50 = 73,706.82 : x
  2. Step 2: Convert to fraction form
    134,136.36/185,104.50 = 73,706.82/x
  3. Step 3: Cross multiply
    134,136.36x = 185,104.50 × 73,706.82
  4. Step 4: Simplify right side
    134,136.36x = 13,643,464,062.69
  5. Step 5: Solve for x
    x = 13,643,464,062.69/134,136.36
  6. Step 6: Final answer
    x = 101,713.39

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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.