Home / 49,918.74-74,889.63-14,857.62

Finding the Fourth Proportional to 49,918.74, 74,889.63 and 14,857.62

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Solution

The fourth proportional to 49,918.74, 74,889.63 and 14,857.62 is: 22,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,918.74 : 74,889.63 = 14,857.62 : x
  2. Step 2: Convert to fraction form
    49,918.74/74,889.63 = 14,857.62/x
  3. Step 3: Cross multiply
    49,918.74x = 74,889.63 × 14,857.62
  4. Step 4: Simplify right side
    49,918.74x = 1,112,681,664.48
  5. Step 5: Solve for x
    x = 1,112,681,664.48/49,918.74
  6. Step 6: Final answer
    x = 22,289.86

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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.