Home / 167,831.04-231,606.90-92,379

Finding the Fourth Proportional to 167,831.04, 231,606.90 and 92,379

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Solution

The fourth proportional to 167,831.04, 231,606.90 and 92,379 is: 127,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,831.04 : 231,606.90 = 92,379 : x
  2. Step 2: Convert to fraction form
    167,831.04/231,606.90 = 92,379/x
  3. Step 3: Cross multiply
    167,831.04x = 231,606.90 × 92,379
  4. Step 4: Simplify right side
    167,831.04x = 21,395,613,815.10
  5. Step 5: Solve for x
    x = 21,395,613,815.10/167,831.04
  6. Step 6: Final answer
    x = 127,483.06

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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.