Home / 161,741.79-242,656.35-49,418.93

Finding the Fourth Proportional to 161,741.79, 242,656.35 and 49,418.93

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Solution

The fourth proportional to 161,741.79, 242,656.35 and 49,418.93 is: 74,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,741.79 : 242,656.35 = 49,418.93 : x
  2. Step 2: Convert to fraction form
    161,741.79/242,656.35 = 49,418.93/x
  3. Step 3: Cross multiply
    161,741.79x = 242,656.35 × 49,418.93
  4. Step 4: Simplify right side
    161,741.79x = 11,991,817,142.54
  5. Step 5: Solve for x
    x = 11,991,817,142.54/161,741.79
  6. Step 6: Final answer
    x = 74,141.74

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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.