Home / 192,100.24-265,101.96-111,534.40

Finding the Fourth Proportional to 192,100.24, 265,101.96 and 111,534.40

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Solution

The fourth proportional to 192,100.24, 265,101.96 and 111,534.40 is: 153,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,100.24 : 265,101.96 = 111,534.40 : x
  2. Step 2: Convert to fraction form
    192,100.24/265,101.96 = 111,534.40/x
  3. Step 3: Cross multiply
    192,100.24x = 265,101.96 × 111,534.40
  4. Step 4: Simplify right side
    192,100.24x = 29,567,988,047.42
  5. Step 5: Solve for x
    x = 29,567,988,047.42/192,100.24
  6. Step 6: Final answer
    x = 153,919.58

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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.