Home / 109,736.68-151,436.94-59,435.68

Finding the Fourth Proportional to 109,736.68, 151,436.94 and 59,435.68

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Solution

The fourth proportional to 109,736.68, 151,436.94 and 59,435.68 is: 82,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,736.68 : 151,436.94 = 59,435.68 : x
  2. Step 2: Convert to fraction form
    109,736.68/151,436.94 = 59,435.68/x
  3. Step 3: Cross multiply
    109,736.68x = 151,436.94 × 59,435.68
  4. Step 4: Simplify right side
    109,736.68x = 9,000,757,506.02
  5. Step 5: Solve for x
    x = 9,000,757,506.02/109,736.68
  6. Step 6: Final answer
    x = 82,021.41

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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.