Home / 109,817.30-151,551.38-60,759.69

Finding the Fourth Proportional to 109,817.30, 151,551.38 and 60,759.69

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Solution

The fourth proportional to 109,817.30, 151,551.38 and 60,759.69 is: 83,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,817.30 : 151,551.38 = 60,759.69 : x
  2. Step 2: Convert to fraction form
    109,817.30/151,551.38 = 60,759.69/x
  3. Step 3: Cross multiply
    109,817.30x = 151,551.38 × 60,759.69
  4. Step 4: Simplify right side
    109,817.30x = 9,208,215,019.77
  5. Step 5: Solve for x
    x = 9,208,215,019.77/109,817.30
  6. Step 6: Final answer
    x = 83,850.32

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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.