Home / 69,017.21-95,237.16-40,343.58

Finding the Fourth Proportional to 69,017.21, 95,237.16 and 40,343.58

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Solution

The fourth proportional to 69,017.21, 95,237.16 and 40,343.58 is: 55,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,017.21 : 95,237.16 = 40,343.58 : x
  2. Step 2: Convert to fraction form
    69,017.21/95,237.16 = 40,343.58/x
  3. Step 3: Cross multiply
    69,017.21x = 95,237.16 × 40,343.58
  4. Step 4: Simplify right side
    69,017.21x = 3,842,207,983.43
  5. Step 5: Solve for x
    x = 3,842,207,983.43/69,017.21
  6. Step 6: Final answer
    x = 55,670.29

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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.