Home / 114,988.96-158,632.32-83,107.36

Finding the Fourth Proportional to 114,988.96, 158,632.32 and 83,107.36

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Solution

The fourth proportional to 114,988.96, 158,632.32 and 83,107.36 is: 114,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,988.96 : 158,632.32 = 83,107.36 : x
  2. Step 2: Convert to fraction form
    114,988.96/158,632.32 = 83,107.36/x
  3. Step 3: Cross multiply
    114,988.96x = 158,632.32 × 83,107.36
  4. Step 4: Simplify right side
    114,988.96x = 13,183,513,325.88
  5. Step 5: Solve for x
    x = 13,183,513,325.88/114,988.96
  6. Step 6: Final answer
    x = 114,650.25

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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.