Home / 52,986.51-73,121.60-29,113.65

Finding the Fourth Proportional to 52,986.51, 73,121.60 and 29,113.65

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Solution

The fourth proportional to 52,986.51, 73,121.60 and 29,113.65 is: 40,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,986.51 : 73,121.60 = 29,113.65 : x
  2. Step 2: Convert to fraction form
    52,986.51/73,121.60 = 29,113.65/x
  3. Step 3: Cross multiply
    52,986.51x = 73,121.60 × 29,113.65
  4. Step 4: Simplify right side
    52,986.51x = 2,128,836,742.62
  5. Step 5: Solve for x
    x = 2,128,836,742.62/52,986.51
  6. Step 6: Final answer
    x = 40,176.96

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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.