Home / 49,316.88-73,940.76-18,148.08

Finding the Fourth Proportional to 49,316.88, 73,940.76 and 18,148.08

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Solution

The fourth proportional to 49,316.88, 73,940.76 and 18,148.08 is: 27,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,316.88 : 73,940.76 = 18,148.08 : x
  2. Step 2: Convert to fraction form
    49,316.88/73,940.76 = 18,148.08/x
  3. Step 3: Cross multiply
    49,316.88x = 73,940.76 × 18,148.08
  4. Step 4: Simplify right side
    49,316.88x = 1,341,882,827.74
  5. Step 5: Solve for x
    x = 1,341,882,827.74/49,316.88
  6. Step 6: Final answer
    x = 27,209.40

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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.