Home / 50,432.96-75,638.40-15,363.20

Finding the Fourth Proportional to 50,432.96, 75,638.40 and 15,363.20

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Solution

The fourth proportional to 50,432.96, 75,638.40 and 15,363.20 is: 23,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,432.96 : 75,638.40 = 15,363.20 : x
  2. Step 2: Convert to fraction form
    50,432.96/75,638.40 = 15,363.20/x
  3. Step 3: Cross multiply
    50,432.96x = 75,638.40 × 15,363.20
  4. Step 4: Simplify right side
    50,432.96x = 1,162,047,866.88
  5. Step 5: Solve for x
    x = 1,162,047,866.88/50,432.96
  6. Step 6: Final answer
    x = 23,041.44

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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.