Home / 114,833.16-158,467.54-70,121.16

Finding the Fourth Proportional to 114,833.16, 158,467.54 and 70,121.16

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Solution

The fourth proportional to 114,833.16, 158,467.54 and 70,121.16 is: 96,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,833.16 : 158,467.54 = 70,121.16 : x
  2. Step 2: Convert to fraction form
    114,833.16/158,467.54 = 70,121.16/x
  3. Step 3: Cross multiply
    114,833.16x = 158,467.54 × 70,121.16
  4. Step 4: Simplify right side
    114,833.16x = 11,111,927,727.15
  5. Step 5: Solve for x
    x = 11,111,927,727.15/114,833.16
  6. Step 6: Final answer
    x = 96,765.84

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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.