Home / 111,187.12-153,436.37-60,199.44

Finding the Fourth Proportional to 111,187.12, 153,436.37 and 60,199.44

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Solution

The fourth proportional to 111,187.12, 153,436.37 and 60,199.44 is: 83,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,187.12 : 153,436.37 = 60,199.44 : x
  2. Step 2: Convert to fraction form
    111,187.12/153,436.37 = 60,199.44/x
  3. Step 3: Cross multiply
    111,187.12x = 153,436.37 × 60,199.44
  4. Step 4: Simplify right side
    111,187.12x = 9,236,782,782.45
  5. Step 5: Solve for x
    x = 9,236,782,782.45/111,187.12
  6. Step 6: Final answer
    x = 83,074.22

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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.