Home / 216,306.24-324,476.40-76,096.32

Finding the Fourth Proportional to 216,306.24, 324,476.40 and 76,096.32

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Solution

The fourth proportional to 216,306.24, 324,476.40 and 76,096.32 is: 114,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,306.24 : 324,476.40 = 76,096.32 : x
  2. Step 2: Convert to fraction form
    216,306.24/324,476.40 = 76,096.32/x
  3. Step 3: Cross multiply
    216,306.24x = 324,476.40 × 76,096.32
  4. Step 4: Simplify right side
    216,306.24x = 24,691,459,966.85
  5. Step 5: Solve for x
    x = 24,691,459,966.85/216,306.24
  6. Step 6: Final answer
    x = 114,150.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.