Home / 49,686.90-74,506.93-14,619.57

Finding the Fourth Proportional to 49,686.90, 74,506.93 and 14,619.57

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Solution

The fourth proportional to 49,686.90, 74,506.93 and 14,619.57 is: 21,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,686.90 : 74,506.93 = 14,619.57 : x
  2. Step 2: Convert to fraction form
    49,686.90/74,506.93 = 14,619.57/x
  3. Step 3: Cross multiply
    49,686.90x = 74,506.93 × 14,619.57
  4. Step 4: Simplify right side
    49,686.90x = 1,089,259,278.62
  5. Step 5: Solve for x
    x = 1,089,259,278.62/49,686.90
  6. Step 6: Final answer
    x = 21,922.46

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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.