Home / 105,823.28-146,037.93-58,081.07

Finding the Fourth Proportional to 105,823.28, 146,037.93 and 58,081.07

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Solution

The fourth proportional to 105,823.28, 146,037.93 and 58,081.07 is: 80,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,823.28 : 146,037.93 = 58,081.07 : x
  2. Step 2: Convert to fraction form
    105,823.28/146,037.93 = 58,081.07/x
  3. Step 3: Cross multiply
    105,823.28x = 146,037.93 × 58,081.07
  4. Step 4: Simplify right side
    105,823.28x = 8,482,039,234.99
  5. Step 5: Solve for x
    x = 8,482,039,234.99/105,823.28
  6. Step 6: Final answer
    x = 80,152.87

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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.