Home / 49,331.44-74,001.12-14,271.76

Finding the Fourth Proportional to 49,331.44, 74,001.12 and 14,271.76

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Solution

The fourth proportional to 49,331.44, 74,001.12 and 14,271.76 is: 21,408.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,331.44 : 74,001.12 = 14,271.76 : x
  2. Step 2: Convert to fraction form
    49,331.44/74,001.12 = 14,271.76/x
  3. Step 3: Cross multiply
    49,331.44x = 74,001.12 × 14,271.76
  4. Step 4: Simplify right side
    49,331.44x = 1,056,126,224.37
  5. Step 5: Solve for x
    x = 1,056,126,224.37/49,331.44
  6. Step 6: Final answer
    x = 21,408.79

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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.