Home / 111,187.24-153,436.55-60,199.56

Finding the Fourth Proportional to 111,187.24, 153,436.55 and 60,199.56

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Solution

The fourth proportional to 111,187.24, 153,436.55 and 60,199.56 is: 83,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,187.24 : 153,436.55 = 60,199.56 : x
  2. Step 2: Convert to fraction form
    111,187.24/153,436.55 = 60,199.56/x
  3. Step 3: Cross multiply
    111,187.24x = 153,436.55 × 60,199.56
  4. Step 4: Simplify right side
    111,187.24x = 9,236,812,496.92
  5. Step 5: Solve for x
    x = 9,236,812,496.92/111,187.24
  6. Step 6: Final answer
    x = 83,074.40

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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.