Home / 109,600.05-151,250.07-61,844.16

Finding the Fourth Proportional to 109,600.05, 151,250.07 and 61,844.16

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Solution

The fourth proportional to 109,600.05, 151,250.07 and 61,844.16 is: 85,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,600.05 : 151,250.07 = 61,844.16 : x
  2. Step 2: Convert to fraction form
    109,600.05/151,250.07 = 61,844.16/x
  3. Step 3: Cross multiply
    109,600.05x = 151,250.07 × 61,844.16
  4. Step 4: Simplify right side
    109,600.05x = 9,353,933,529.09
  5. Step 5: Solve for x
    x = 9,353,933,529.09/109,600.05
  6. Step 6: Final answer
    x = 85,346.07

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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.