Home / 94,311.09-141,484.10-31,135.61

Finding the Fourth Proportional to 94,311.09, 141,484.10 and 31,135.61

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Solution

The fourth proportional to 94,311.09, 141,484.10 and 31,135.61 is: 46,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,311.09 : 141,484.10 = 31,135.61 : x
  2. Step 2: Convert to fraction form
    94,311.09/141,484.10 = 31,135.61/x
  3. Step 3: Cross multiply
    94,311.09x = 141,484.10 × 31,135.61
  4. Step 4: Simplify right side
    94,311.09x = 4,405,193,758.80
  5. Step 5: Solve for x
    x = 4,405,193,758.80/94,311.09
  6. Step 6: Final answer
    x = 46,709.18

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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.