Home / 316,729.03-437,086.16-173,494.23

Finding the Fourth Proportional to 316,729.03, 437,086.16 and 173,494.23

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Solution

The fourth proportional to 316,729.03, 437,086.16 and 173,494.23 is: 239,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,729.03 : 437,086.16 = 173,494.23 : x
  2. Step 2: Convert to fraction form
    316,729.03/437,086.16 = 173,494.23/x
  3. Step 3: Cross multiply
    316,729.03x = 437,086.16 × 173,494.23
  4. Step 4: Simplify right side
    316,729.03x = 75,831,926,772.86
  5. Step 5: Solve for x
    x = 75,831,926,772.86/316,729.03
  6. Step 6: Final answer
    x = 239,422.09

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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.