Home / 114,941.36-158,617.55-64,640.36

Finding the Fourth Proportional to 114,941.36, 158,617.55 and 64,640.36

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Solution

The fourth proportional to 114,941.36, 158,617.55 and 64,640.36 is: 89,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,941.36 : 158,617.55 = 64,640.36 : x
  2. Step 2: Convert to fraction form
    114,941.36/158,617.55 = 64,640.36/x
  3. Step 3: Cross multiply
    114,941.36x = 158,617.55 × 64,640.36
  4. Step 4: Simplify right side
    114,941.36x = 10,253,095,534.32
  5. Step 5: Solve for x
    x = 10,253,095,534.32/114,941.36
  6. Step 6: Final answer
    x = 89,202.84

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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.