Home / 181,431.19-272,213.36-63,136.36

Finding the Fourth Proportional to 181,431.19, 272,213.36 and 63,136.36

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Solution

The fourth proportional to 181,431.19, 272,213.36 and 63,136.36 is: 94,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,431.19 : 272,213.36 = 63,136.36 : x
  2. Step 2: Convert to fraction form
    181,431.19/272,213.36 = 63,136.36/x
  3. Step 3: Cross multiply
    181,431.19x = 272,213.36 × 63,136.36
  4. Step 4: Simplify right side
    181,431.19x = 17,186,560,955.12
  5. Step 5: Solve for x
    x = 17,186,560,955.12/181,431.19
  6. Step 6: Final answer
    x = 94,727.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.