Home / 70,169.56-96,840.57-38,343.18

Finding the Fourth Proportional to 70,169.56, 96,840.57 and 38,343.18

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Solution

The fourth proportional to 70,169.56, 96,840.57 and 38,343.18 is: 52,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,169.56 : 96,840.57 = 38,343.18 : x
  2. Step 2: Convert to fraction form
    70,169.56/96,840.57 = 38,343.18/x
  3. Step 3: Cross multiply
    70,169.56x = 96,840.57 × 38,343.18
  4. Step 4: Simplify right side
    70,169.56x = 3,713,175,406.81
  5. Step 5: Solve for x
    x = 3,713,175,406.81/70,169.56
  6. Step 6: Final answer
    x = 52,917.18

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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.