Home / 106,416.34-146,861.16-58,669.61

Finding the Fourth Proportional to 106,416.34, 146,861.16 and 58,669.61

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Solution

The fourth proportional to 106,416.34, 146,861.16 and 58,669.61 is: 80,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,416.34 : 146,861.16 = 58,669.61 : x
  2. Step 2: Convert to fraction form
    106,416.34/146,861.16 = 58,669.61/x
  3. Step 3: Cross multiply
    106,416.34x = 146,861.16 × 58,669.61
  4. Step 4: Simplify right side
    106,416.34x = 8,616,286,981.35
  5. Step 5: Solve for x
    x = 8,616,286,981.35/106,416.34
  6. Step 6: Final answer
    x = 80,967.71

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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.