Home / 148,555.96-222,788.40-53,774.80

Finding the Fourth Proportional to 148,555.96, 222,788.40 and 53,774.80

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Solution

The fourth proportional to 148,555.96, 222,788.40 and 53,774.80 is: 80,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,555.96 : 222,788.40 = 53,774.80 : x
  2. Step 2: Convert to fraction form
    148,555.96/222,788.40 = 53,774.80/x
  3. Step 3: Cross multiply
    148,555.96x = 222,788.40 × 53,774.80
  4. Step 4: Simplify right side
    148,555.96x = 11,980,401,652.32
  5. Step 5: Solve for x
    x = 11,980,401,652.32/148,555.96
  6. Step 6: Final answer
    x = 80,645.72

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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.