Home / 161,602.16-242,290.82-71,596.04

Finding the Fourth Proportional to 161,602.16, 242,290.82 and 71,596.04

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Solution

The fourth proportional to 161,602.16, 242,290.82 and 71,596.04 is: 107,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,602.16 : 242,290.82 = 71,596.04 : x
  2. Step 2: Convert to fraction form
    161,602.16/242,290.82 = 71,596.04/x
  3. Step 3: Cross multiply
    161,602.16x = 242,290.82 × 71,596.04
  4. Step 4: Simplify right side
    161,602.16x = 17,347,062,579.51
  5. Step 5: Solve for x
    x = 17,347,062,579.51/161,602.16
  6. Step 6: Final answer
    x = 107,344.25

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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.