Home / 67,527.72-93,196.26-40,683.78

Finding the Fourth Proportional to 67,527.72, 93,196.26 and 40,683.78

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Solution

The fourth proportional to 67,527.72, 93,196.26 and 40,683.78 is: 56,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,527.72 : 93,196.26 = 40,683.78 : x
  2. Step 2: Convert to fraction form
    67,527.72/93,196.26 = 40,683.78/x
  3. Step 3: Cross multiply
    67,527.72x = 93,196.26 × 40,683.78
  4. Step 4: Simplify right side
    67,527.72x = 3,791,576,138.66
  5. Step 5: Solve for x
    x = 3,791,576,138.66/67,527.72
  6. Step 6: Final answer
    x = 56,148.44

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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.