Home / 76,463.10-105,519.78-44,625.87

Finding the Fourth Proportional to 76,463.10, 105,519.78 and 44,625.87

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Solution

The fourth proportional to 76,463.10, 105,519.78 and 44,625.87 is: 61,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,463.10 : 105,519.78 = 44,625.87 : x
  2. Step 2: Convert to fraction form
    76,463.10/105,519.78 = 44,625.87/x
  3. Step 3: Cross multiply
    76,463.10x = 105,519.78 × 44,625.87
  4. Step 4: Simplify right side
    76,463.10x = 4,708,911,984.71
  5. Step 5: Solve for x
    x = 4,708,911,984.71/76,463.10
  6. Step 6: Final answer
    x = 61,584.11

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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.