Home / 109,777.07-151,490.39-62,029.39

Finding the Fourth Proportional to 109,777.07, 151,490.39 and 62,029.39

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Solution

The fourth proportional to 109,777.07, 151,490.39 and 62,029.39 is: 85,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,777.07 : 151,490.39 = 62,029.39 : x
  2. Step 2: Convert to fraction form
    109,777.07/151,490.39 = 62,029.39/x
  3. Step 3: Cross multiply
    109,777.07x = 151,490.39 × 62,029.39
  4. Step 4: Simplify right side
    109,777.07x = 9,396,856,172.42
  5. Step 5: Solve for x
    x = 9,396,856,172.42/109,777.07
  6. Step 6: Final answer
    x = 85,599.45

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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.