Home / 114,769.36-158,372.04-70,048.72

Finding the Fourth Proportional to 114,769.36, 158,372.04 and 70,048.72

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Solution

The fourth proportional to 114,769.36, 158,372.04 and 70,048.72 is: 96,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,769.36 : 158,372.04 = 70,048.72 : x
  2. Step 2: Convert to fraction form
    114,769.36/158,372.04 = 70,048.72/x
  3. Step 3: Cross multiply
    114,769.36x = 158,372.04 × 70,048.72
  4. Step 4: Simplify right side
    114,769.36x = 11,093,758,685.79
  5. Step 5: Solve for x
    x = 11,093,758,685.79/114,769.36
  6. Step 6: Final answer
    x = 96,661.33

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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.