Home / 167,882.04-231,607.80-99,885.42

Finding the Fourth Proportional to 167,882.04, 231,607.80 and 99,885.42

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Solution

The fourth proportional to 167,882.04, 231,607.80 and 99,885.42 is: 137,800.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,882.04 : 231,607.80 = 99,885.42 : x
  2. Step 2: Convert to fraction form
    167,882.04/231,607.80 = 99,885.42/x
  3. Step 3: Cross multiply
    167,882.04x = 231,607.80 × 99,885.42
  4. Step 4: Simplify right side
    167,882.04x = 23,134,242,378.28
  5. Step 5: Solve for x
    x = 23,134,242,378.28/167,882.04
  6. Step 6: Final answer
    x = 137,800.58

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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.