Home / 181,661.58-272,510.96-69,436.26

Finding the Fourth Proportional to 181,661.58, 272,510.96 and 69,436.26

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Solution

The fourth proportional to 181,661.58, 272,510.96 and 69,436.26 is: 104,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,661.58 : 272,510.96 = 69,436.26 : x
  2. Step 2: Convert to fraction form
    181,661.58/272,510.96 = 69,436.26/x
  3. Step 3: Cross multiply
    181,661.58x = 272,510.96 × 69,436.26
  4. Step 4: Simplify right side
    181,661.58x = 18,922,141,524.23
  5. Step 5: Solve for x
    x = 18,922,141,524.23/181,661.58
  6. Step 6: Final answer
    x = 104,161.49

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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.