Home / 54,222.70-81,331.65-14,779.81

Finding the Fourth Proportional to 54,222.70, 81,331.65 and 14,779.81

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Solution

The fourth proportional to 54,222.70, 81,331.65 and 14,779.81 is: 22,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222.70 : 81,331.65 = 14,779.81 : x
  2. Step 2: Convert to fraction form
    54,222.70/81,331.65 = 14,779.81/x
  3. Step 3: Cross multiply
    54,222.70x = 81,331.65 × 14,779.81
  4. Step 4: Simplify right side
    54,222.70x = 1,202,066,333.99
  5. Step 5: Solve for x
    x = 1,202,066,333.99/54,222.70
  6. Step 6: Final answer
    x = 22,169.06

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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.