Home / 212,918.65-293,827.98-116,122.69

Finding the Fourth Proportional to 212,918.65, 293,827.98 and 116,122.69

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Solution

The fourth proportional to 212,918.65, 293,827.98 and 116,122.69 is: 160,249.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,918.65 : 293,827.98 = 116,122.69 : x
  2. Step 2: Convert to fraction form
    212,918.65/293,827.98 = 116,122.69/x
  3. Step 3: Cross multiply
    212,918.65x = 293,827.98 × 116,122.69
  4. Step 4: Simplify right side
    212,918.65x = 34,120,095,434.87
  5. Step 5: Solve for x
    x = 34,120,095,434.87/212,918.65
  6. Step 6: Final answer
    x = 160,249.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.