Home / 109,736.14-151,436.55-59,435.14

Finding the Fourth Proportional to 109,736.14, 151,436.55 and 59,435.14

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Solution

The fourth proportional to 109,736.14, 151,436.55 and 59,435.14 is: 82,020.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,736.14 : 151,436.55 = 59,435.14 : x
  2. Step 2: Convert to fraction form
    109,736.14/151,436.55 = 59,435.14/x
  3. Step 3: Cross multiply
    109,736.14x = 151,436.55 × 59,435.14
  4. Step 4: Simplify right side
    109,736.14x = 9,000,652,550.37
  5. Step 5: Solve for x
    x = 9,000,652,550.37/109,736.14
  6. Step 6: Final answer
    x = 82,020.86

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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.