Home / 181,915.57-251,043.62-101,343.29

Finding the Fourth Proportional to 181,915.57, 251,043.62 and 101,343.29

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Solution

The fourth proportional to 181,915.57, 251,043.62 and 101,343.29 is: 139,853.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,915.57 : 251,043.62 = 101,343.29 : x
  2. Step 2: Convert to fraction form
    181,915.57/251,043.62 = 101,343.29/x
  3. Step 3: Cross multiply
    181,915.57x = 251,043.62 × 101,343.29
  4. Step 4: Simplify right side
    181,915.57x = 25,441,586,384.31
  5. Step 5: Solve for x
    x = 25,441,586,384.31/181,915.57
  6. Step 6: Final answer
    x = 139,853.81

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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.