Home / 114,864.84-158,511.78-64,563.48

Finding the Fourth Proportional to 114,864.84, 158,511.78 and 64,563.48

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Solution

The fourth proportional to 114,864.84, 158,511.78 and 64,563.48 is: 89,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,864.84 : 158,511.78 = 64,563.48 : x
  2. Step 2: Convert to fraction form
    114,864.84/158,511.78 = 64,563.48/x
  3. Step 3: Cross multiply
    114,864.84x = 158,511.78 × 64,563.48
  4. Step 4: Simplify right side
    114,864.84x = 10,234,072,137.79
  5. Step 5: Solve for x
    x = 10,234,072,137.79/114,864.84
  6. Step 6: Final answer
    x = 89,096.65

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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.