Home / 109,596.47-151,243.35-61,198.16

Finding the Fourth Proportional to 109,596.47, 151,243.35 and 61,198.16

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Solution

The fourth proportional to 109,596.47, 151,243.35 and 61,198.16 is: 84,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,596.47 : 151,243.35 = 61,198.16 : x
  2. Step 2: Convert to fraction form
    109,596.47/151,243.35 = 61,198.16/x
  3. Step 3: Cross multiply
    109,596.47x = 151,243.35 × 61,198.16
  4. Step 4: Simplify right side
    109,596.47x = 9,255,814,732.24
  5. Step 5: Solve for x
    x = 9,255,814,732.24/109,596.47
  6. Step 6: Final answer
    x = 84,453.58

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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.