Home / 161,576.37-242,252.13-71,570.25

Finding the Fourth Proportional to 161,576.37, 242,252.13 and 71,570.25

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Solution

The fourth proportional to 161,576.37, 242,252.13 and 71,570.25 is: 107,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,576.37 : 242,252.13 = 71,570.25 : x
  2. Step 2: Convert to fraction form
    161,576.37/242,252.13 = 71,570.25/x
  3. Step 3: Cross multiply
    161,576.37x = 242,252.13 × 71,570.25
  4. Step 4: Simplify right side
    161,576.37x = 17,338,045,507.13
  5. Step 5: Solve for x
    x = 17,338,045,507.13/161,576.37
  6. Step 6: Final answer
    x = 107,305.58

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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.