Home / 49,048.68-73,585.26-13,988.64

Finding the Fourth Proportional to 49,048.68, 73,585.26 and 13,988.64

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Solution

The fourth proportional to 49,048.68, 73,585.26 and 13,988.64 is: 20,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048.68 : 73,585.26 = 13,988.64 : x
  2. Step 2: Convert to fraction form
    49,048.68/73,585.26 = 13,988.64/x
  3. Step 3: Cross multiply
    49,048.68x = 73,585.26 × 13,988.64
  4. Step 4: Simplify right side
    49,048.68x = 1,029,357,711.45
  5. Step 5: Solve for x
    x = 1,029,357,711.45/49,048.68
  6. Step 6: Final answer
    x = 20,986.45

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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.