Home / 104,850.36-144,789.66-66,622.50

Finding the Fourth Proportional to 104,850.36, 144,789.66 and 66,622.50

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Solution

The fourth proportional to 104,850.36, 144,789.66 and 66,622.50 is: 92,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,850.36 : 144,789.66 = 66,622.50 : x
  2. Step 2: Convert to fraction form
    104,850.36/144,789.66 = 66,622.50/x
  3. Step 3: Cross multiply
    104,850.36x = 144,789.66 × 66,622.50
  4. Step 4: Simplify right side
    104,850.36x = 9,646,249,123.35
  5. Step 5: Solve for x
    x = 9,646,249,123.35/104,850.36
  6. Step 6: Final answer
    x = 92,000.15

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1.5x scale

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.