Home / 144,630.46-217,085.91-69,803.29

Finding the Fourth Proportional to 144,630.46, 217,085.91 and 69,803.29

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Solution

The fourth proportional to 144,630.46, 217,085.91 and 69,803.29 is: 104,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,630.46 : 217,085.91 = 69,803.29 : x
  2. Step 2: Convert to fraction form
    144,630.46/217,085.91 = 69,803.29/x
  3. Step 3: Cross multiply
    144,630.46x = 217,085.91 × 69,803.29
  4. Step 4: Simplify right side
    144,630.46x = 15,153,310,730.64
  5. Step 5: Solve for x
    x = 15,153,310,730.64/144,630.46
  6. Step 6: Final answer
    x = 104,772.61

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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.