Home / 134,159.25-185,142.99-73,735.65

Finding the Fourth Proportional to 134,159.25, 185,142.99 and 73,735.65

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Solution

The fourth proportional to 134,159.25, 185,142.99 and 73,735.65 is: 101,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,159.25 : 185,142.99 = 73,735.65 : x
  2. Step 2: Convert to fraction form
    134,159.25/185,142.99 = 73,735.65/x
  3. Step 3: Cross multiply
    134,159.25x = 185,142.99 × 73,735.65
  4. Step 4: Simplify right side
    134,159.25x = 13,651,638,710.59
  5. Step 5: Solve for x
    x = 13,651,638,710.59/134,159.25
  6. Step 6: Final answer
    x = 101,756.97

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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.