Home / 52,555.96-78,826.50-15,119.20

Finding the Fourth Proportional to 52,555.96, 78,826.50 and 15,119.20

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Solution

The fourth proportional to 52,555.96, 78,826.50 and 15,119.20 is: 22,676.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,555.96 : 78,826.50 = 15,119.20 : x
  2. Step 2: Convert to fraction form
    52,555.96/78,826.50 = 15,119.20/x
  3. Step 3: Cross multiply
    52,555.96x = 78,826.50 × 15,119.20
  4. Step 4: Simplify right side
    52,555.96x = 1,191,793,618.80
  5. Step 5: Solve for x
    x = 1,191,793,618.80/52,555.96
  6. Step 6: Final answer
    x = 22,676.66

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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.