Home / 49,138.52-73,711.62-17,555.40

Finding the Fourth Proportional to 49,138.52, 73,711.62 and 17,555.40

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Solution

The fourth proportional to 49,138.52, 73,711.62 and 17,555.40 is: 26,334.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.52 : 73,711.62 = 17,555.40 : x
  2. Step 2: Convert to fraction form
    49,138.52/73,711.62 = 17,555.40/x
  3. Step 3: Cross multiply
    49,138.52x = 73,711.62 × 17,555.40
  4. Step 4: Simplify right side
    49,138.52x = 1,294,036,973.75
  5. Step 5: Solve for x
    x = 1,294,036,973.75/49,138.52
  6. Step 6: Final answer
    x = 26,334.47

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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.