Home / 114,735.36-158,336.70-63,752.64

Finding the Fourth Proportional to 114,735.36, 158,336.70 and 63,752.64

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Solution

The fourth proportional to 114,735.36, 158,336.70 and 63,752.64 is: 87,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,735.36 : 158,336.70 = 63,752.64 : x
  2. Step 2: Convert to fraction form
    114,735.36/158,336.70 = 63,752.64/x
  3. Step 3: Cross multiply
    114,735.36x = 158,336.70 × 63,752.64
  4. Step 4: Simplify right side
    114,735.36x = 10,094,382,633.89
  5. Step 5: Solve for x
    x = 10,094,382,633.89/114,735.36
  6. Step 6: Final answer
    x = 87,979.70

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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.