Home / 171,883.38-237,242.64-117,457.56

Finding the Fourth Proportional to 171,883.38, 237,242.64 and 117,457.56

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Solution

The fourth proportional to 171,883.38, 237,242.64 and 117,457.56 is: 162,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,883.38 : 237,242.64 = 117,457.56 : x
  2. Step 2: Convert to fraction form
    171,883.38/237,242.64 = 117,457.56/x
  3. Step 3: Cross multiply
    171,883.38x = 237,242.64 × 117,457.56
  4. Step 4: Simplify right side
    171,883.38x = 27,865,941,622.36
  5. Step 5: Solve for x
    x = 27,865,941,622.36/171,883.38
  6. Step 6: Final answer
    x = 162,121.21

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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.