Home / 49,021.86-67,653.51-27,802.50

Finding the Fourth Proportional to 49,021.86, 67,653.51 and 27,802.50

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Solution

The fourth proportional to 49,021.86, 67,653.51 and 27,802.50 is: 38,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.86 : 67,653.51 = 27,802.50 : x
  2. Step 2: Convert to fraction form
    49,021.86/67,653.51 = 27,802.50/x
  3. Step 3: Cross multiply
    49,021.86x = 67,653.51 × 27,802.50
  4. Step 4: Simplify right side
    49,021.86x = 1,880,936,711.78
  5. Step 5: Solve for x
    x = 1,880,936,711.78/49,021.86
  6. Step 6: Final answer
    x = 38,369.35

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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.