Home / 54,880.62-75,657.69-38,959.26

Finding the Fourth Proportional to 54,880.62, 75,657.69 and 38,959.26

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Solution

The fourth proportional to 54,880.62, 75,657.69 and 38,959.26 is: 53,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880.62 : 75,657.69 = 38,959.26 : x
  2. Step 2: Convert to fraction form
    54,880.62/75,657.69 = 38,959.26/x
  3. Step 3: Cross multiply
    54,880.62x = 75,657.69 × 38,959.26
  4. Step 4: Simplify right side
    54,880.62x = 2,947,567,615.71
  5. Step 5: Solve for x
    x = 2,947,567,615.71/54,880.62
  6. Step 6: Final answer
    x = 53,708.72

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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.