Home / 48,271.98-72,408.03-20,176.65

Finding the Fourth Proportional to 48,271.98, 72,408.03 and 20,176.65

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Solution

The fourth proportional to 48,271.98, 72,408.03 and 20,176.65 is: 30,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271.98 : 72,408.03 = 20,176.65 : x
  2. Step 2: Convert to fraction form
    48,271.98/72,408.03 = 20,176.65/x
  3. Step 3: Cross multiply
    48,271.98x = 72,408.03 × 20,176.65
  4. Step 4: Simplify right side
    48,271.98x = 1,460,951,478.50
  5. Step 5: Solve for x
    x = 1,460,951,478.50/48,271.98
  6. Step 6: Final answer
    x = 30,265.00

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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.