Home / 67,306.96-92,880.28-39,021.84

Finding the Fourth Proportional to 67,306.96, 92,880.28 and 39,021.84

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Solution

The fourth proportional to 67,306.96, 92,880.28 and 39,021.84 is: 53,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.96 : 92,880.28 = 39,021.84 : x
  2. Step 2: Convert to fraction form
    67,306.96/92,880.28 = 39,021.84/x
  3. Step 3: Cross multiply
    67,306.96x = 92,880.28 × 39,021.84
  4. Step 4: Simplify right side
    67,306.96x = 3,624,359,425.32
  5. Step 5: Solve for x
    x = 3,624,359,425.32/67,306.96
  6. Step 6: Final answer
    x = 53,848.21

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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.