Home / 217,079.64-299,634.93-132,238.62

Finding the Fourth Proportional to 217,079.64, 299,634.93 and 132,238.62

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Solution

The fourth proportional to 217,079.64, 299,634.93 and 132,238.62 is: 182,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,079.64 : 299,634.93 = 132,238.62 : x
  2. Step 2: Convert to fraction form
    217,079.64/299,634.93 = 132,238.62/x
  3. Step 3: Cross multiply
    217,079.64x = 299,634.93 × 132,238.62
  4. Step 4: Simplify right side
    217,079.64x = 39,623,309,647.00
  5. Step 5: Solve for x
    x = 39,623,309,647.00/217,079.64
  6. Step 6: Final answer
    x = 182,528.91

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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.