Home / 111,832.46-154,330-60,845.48

Finding the Fourth Proportional to 111,832.46, 154,330 and 60,845.48

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Solution

The fourth proportional to 111,832.46, 154,330 and 60,845.48 is: 83,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,832.46 : 154,330 = 60,845.48 : x
  2. Step 2: Convert to fraction form
    111,832.46/154,330 = 60,845.48/x
  3. Step 3: Cross multiply
    111,832.46x = 154,330 × 60,845.48
  4. Step 4: Simplify right side
    111,832.46x = 9,390,282,928.40
  5. Step 5: Solve for x
    x = 9,390,282,928.40/111,832.46
  6. Step 6: Final answer
    x = 83,967.42

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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.