Home / 109,844.55-151,584.34-61,445.85

Finding the Fourth Proportional to 109,844.55, 151,584.34 and 61,445.85

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Solution

The fourth proportional to 109,844.55, 151,584.34 and 61,445.85 is: 84,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,844.55 : 151,584.34 = 61,445.85 : x
  2. Step 2: Convert to fraction form
    109,844.55/151,584.34 = 61,445.85/x
  3. Step 3: Cross multiply
    109,844.55x = 151,584.34 × 61,445.85
  4. Step 4: Simplify right side
    109,844.55x = 9,314,228,617.99
  5. Step 5: Solve for x
    x = 9,314,228,617.99/109,844.55
  6. Step 6: Final answer
    x = 84,794.64

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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.