Home / 192,848.85-266,147.88-112,301.64

Finding the Fourth Proportional to 192,848.85, 266,147.88 and 112,301.64

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Solution

The fourth proportional to 192,848.85, 266,147.88 and 112,301.64 is: 154,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,848.85 : 266,147.88 = 112,301.64 : x
  2. Step 2: Convert to fraction form
    192,848.85/266,147.88 = 112,301.64/x
  3. Step 3: Cross multiply
    192,848.85x = 266,147.88 × 112,301.64
  4. Step 4: Simplify right side
    192,848.85x = 29,888,842,985.39
  5. Step 5: Solve for x
    x = 29,888,842,985.39/192,848.85
  6. Step 6: Final answer
    x = 154,985.85

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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.