Home / 161,733.72-242,637.49-49,429.91

Finding the Fourth Proportional to 161,733.72, 242,637.49 and 49,429.91

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Solution

The fourth proportional to 161,733.72, 242,637.49 and 49,429.91 is: 74,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,733.72 : 242,637.49 = 49,429.91 : x
  2. Step 2: Convert to fraction form
    161,733.72/242,637.49 = 49,429.91/x
  3. Step 3: Cross multiply
    161,733.72x = 242,637.49 × 49,429.91
  4. Step 4: Simplify right side
    161,733.72x = 11,993,547,956.56
  5. Step 5: Solve for x
    x = 11,993,547,956.56/161,733.72
  6. Step 6: Final answer
    x = 74,156.14

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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.