Home / 136,764.88-204,680.40-114,603.28

Finding the Fourth Proportional to 136,764.88, 204,680.40 and 114,603.28

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Solution

The fourth proportional to 136,764.88, 204,680.40 and 114,603.28 is: 171,513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,764.88 : 204,680.40 = 114,603.28 : x
  2. Step 2: Convert to fraction form
    136,764.88/204,680.40 = 114,603.28/x
  3. Step 3: Cross multiply
    136,764.88x = 204,680.40 × 114,603.28
  4. Step 4: Simplify right side
    136,764.88x = 23,457,045,191.71
  5. Step 5: Solve for x
    x = 23,457,045,191.71/136,764.88
  6. Step 6: Final answer
    x = 171,513.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.