Home / 114,724.98-158,322.46-66,980.34

Finding the Fourth Proportional to 114,724.98, 158,322.46 and 66,980.34

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Solution

The fourth proportional to 114,724.98, 158,322.46 and 66,980.34 is: 92,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,724.98 : 158,322.46 = 66,980.34 : x
  2. Step 2: Convert to fraction form
    114,724.98/158,322.46 = 66,980.34/x
  3. Step 3: Cross multiply
    114,724.98x = 158,322.46 × 66,980.34
  4. Step 4: Simplify right side
    114,724.98x = 10,604,492,200.44
  5. Step 5: Solve for x
    x = 10,604,492,200.44/114,724.98
  6. Step 6: Final answer
    x = 92,434.03

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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.