Home / 49,713.60-74,570.55-12,273.68

Finding the Fourth Proportional to 49,713.60, 74,570.55 and 12,273.68

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Solution

The fourth proportional to 49,713.60, 74,570.55 and 12,273.68 is: 18,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,713.60 : 74,570.55 = 12,273.68 : x
  2. Step 2: Convert to fraction form
    49,713.60/74,570.55 = 12,273.68/x
  3. Step 3: Cross multiply
    49,713.60x = 74,570.55 × 12,273.68
  4. Step 4: Simplify right side
    49,713.60x = 915,254,649.24
  5. Step 5: Solve for x
    x = 915,254,649.24/49,713.60
  6. Step 6: Final answer
    x = 18,410.55

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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.