Home / 49,188.07-73,781.43-14,127.72

Finding the Fourth Proportional to 49,188.07, 73,781.43 and 14,127.72

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Solution

The fourth proportional to 49,188.07, 73,781.43 and 14,127.72 is: 21,191.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,188.07 : 73,781.43 = 14,127.72 : x
  2. Step 2: Convert to fraction form
    49,188.07/73,781.43 = 14,127.72/x
  3. Step 3: Cross multiply
    49,188.07x = 73,781.43 × 14,127.72
  4. Step 4: Simplify right side
    49,188.07x = 1,042,363,384.24
  5. Step 5: Solve for x
    x = 1,042,363,384.24/49,188.07
  6. Step 6: Final answer
    x = 21,191.39

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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.