Home / 54,707.36-75,517.90-47,020.21

Finding the Fourth Proportional to 54,707.36, 75,517.90 and 47,020.21

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Solution

The fourth proportional to 54,707.36, 75,517.90 and 47,020.21 is: 64,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,707.36 : 75,517.90 = 47,020.21 : x
  2. Step 2: Convert to fraction form
    54,707.36/75,517.90 = 47,020.21/x
  3. Step 3: Cross multiply
    54,707.36x = 75,517.90 × 47,020.21
  4. Step 4: Simplify right side
    54,707.36x = 3,550,867,386.74
  5. Step 5: Solve for x
    x = 3,550,867,386.74/54,707.36
  6. Step 6: Final answer
    x = 64,906.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.