Home / 67,045.50-92,529.21-38,359.45

Finding the Fourth Proportional to 67,045.50, 92,529.21 and 38,359.45

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Solution

The fourth proportional to 67,045.50, 92,529.21 and 38,359.45 is: 52,939.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,045.50 : 92,529.21 = 38,359.45 : x
  2. Step 2: Convert to fraction form
    67,045.50/92,529.21 = 38,359.45/x
  3. Step 3: Cross multiply
    67,045.50x = 92,529.21 × 38,359.45
  4. Step 4: Simplify right side
    67,045.50x = 3,549,369,604.53
  5. Step 5: Solve for x
    x = 3,549,369,604.53/67,045.50
  6. Step 6: Final answer
    x = 52,939.71

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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.