Home / 54,047.40-81,071.37-24,430.56

Finding the Fourth Proportional to 54,047.40, 81,071.37 and 24,430.56

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Solution

The fourth proportional to 54,047.40, 81,071.37 and 24,430.56 is: 36,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047.40 : 81,071.37 = 24,430.56 : x
  2. Step 2: Convert to fraction form
    54,047.40/81,071.37 = 24,430.56/x
  3. Step 3: Cross multiply
    54,047.40x = 81,071.37 × 24,430.56
  4. Step 4: Simplify right side
    54,047.40x = 1,980,618,969.07
  5. Step 5: Solve for x
    x = 1,980,618,969.07/54,047.40
  6. Step 6: Final answer
    x = 36,645.96

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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.