Home / 67,362.45-92,960.18-38,683.99

Finding the Fourth Proportional to 67,362.45, 92,960.18 and 38,683.99

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Solution

The fourth proportional to 67,362.45, 92,960.18 and 38,683.99 is: 53,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,362.45 : 92,960.18 = 38,683.99 : x
  2. Step 2: Convert to fraction form
    67,362.45/92,960.18 = 38,683.99/x
  3. Step 3: Cross multiply
    67,362.45x = 92,960.18 × 38,683.99
  4. Step 4: Simplify right side
    67,362.45x = 3,596,070,480.10
  5. Step 5: Solve for x
    x = 3,596,070,480.10/67,362.45
  6. Step 6: Final answer
    x = 53,383.91

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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.