Home / 146,069.35-219,101.75-74,950.96

Finding the Fourth Proportional to 146,069.35, 219,101.75 and 74,950.96

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Solution

The fourth proportional to 146,069.35, 219,101.75 and 74,950.96 is: 112,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,069.35 : 219,101.75 = 74,950.96 : x
  2. Step 2: Convert to fraction form
    146,069.35/219,101.75 = 74,950.96/x
  3. Step 3: Cross multiply
    146,069.35x = 219,101.75 × 74,950.96
  4. Step 4: Simplify right side
    146,069.35x = 16,421,885,856.04
  5. Step 5: Solve for x
    x = 16,421,885,856.04/146,069.35
  6. Step 6: Final answer
    x = 112,425.27

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1.5x scale

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.