Home / 114,767.93-158,312.27-80,825.69

Finding the Fourth Proportional to 114,767.93, 158,312.27 and 80,825.69

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Solution

The fourth proportional to 114,767.93, 158,312.27 and 80,825.69 is: 111,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,767.93 : 158,312.27 = 80,825.69 : x
  2. Step 2: Convert to fraction form
    114,767.93/158,312.27 = 80,825.69/x
  3. Step 3: Cross multiply
    114,767.93x = 158,312.27 × 80,825.69
  4. Step 4: Simplify right side
    114,767.93x = 12,795,698,054.09
  5. Step 5: Solve for x
    x = 12,795,698,054.09/114,767.93
  6. Step 6: Final answer
    x = 111,491.93

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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.