Home / 109,436.54-151,022.42-59,135.54

Finding the Fourth Proportional to 109,436.54, 151,022.42 and 59,135.54

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Solution

The fourth proportional to 109,436.54, 151,022.42 and 59,135.54 is: 81,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,436.54 : 151,022.42 = 59,135.54 : x
  2. Step 2: Convert to fraction form
    109,436.54/151,022.42 = 59,135.54/x
  3. Step 3: Cross multiply
    109,436.54x = 151,022.42 × 59,135.54
  4. Step 4: Simplify right side
    109,436.54x = 8,930,792,358.81
  5. Step 5: Solve for x
    x = 8,930,792,358.81/109,436.54
  6. Step 6: Final answer
    x = 81,607.04

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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.