Home / 102,995.16-154,367.97-43,706.28

Finding the Fourth Proportional to 102,995.16, 154,367.97 and 43,706.28

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Solution

The fourth proportional to 102,995.16, 154,367.97 and 43,706.28 is: 65,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,995.16 : 154,367.97 = 43,706.28 : x
  2. Step 2: Convert to fraction form
    102,995.16/154,367.97 = 43,706.28/x
  3. Step 3: Cross multiply
    102,995.16x = 154,367.97 × 43,706.28
  4. Step 4: Simplify right side
    102,995.16x = 6,746,849,719.85
  5. Step 5: Solve for x
    x = 6,746,849,719.85/102,995.16
  6. Step 6: Final answer
    x = 65,506.47

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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.