Home / 146,015.70-219,023.55-40,842.90

Finding the Fourth Proportional to 146,015.70, 219,023.55 and 40,842.90

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Solution

The fourth proportional to 146,015.70, 219,023.55 and 40,842.90 is: 61,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,015.70 : 219,023.55 = 40,842.90 : x
  2. Step 2: Convert to fraction form
    146,015.70/219,023.55 = 40,842.90/x
  3. Step 3: Cross multiply
    146,015.70x = 219,023.55 × 40,842.90
  4. Step 4: Simplify right side
    146,015.70x = 8,945,556,950.30
  5. Step 5: Solve for x
    x = 8,945,556,950.30/146,015.70
  6. Step 6: Final answer
    x = 61,264.35

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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.