Home / 111,824.48-154,314.24-61,523.20

Finding the Fourth Proportional to 111,824.48, 154,314.24 and 61,523.20

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Solution

The fourth proportional to 111,824.48, 154,314.24 and 61,523.20 is: 84,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,824.48 : 154,314.24 = 61,523.20 : x
  2. Step 2: Convert to fraction form
    111,824.48/154,314.24 = 61,523.20/x
  3. Step 3: Cross multiply
    111,824.48x = 154,314.24 × 61,523.20
  4. Step 4: Simplify right side
    111,824.48x = 9,493,905,850.37
  5. Step 5: Solve for x
    x = 9,493,905,850.37/111,824.48
  6. Step 6: Final answer
    x = 84,900.07

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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.