Home / 212,599.89-293,388.66-117,106.38

Finding the Fourth Proportional to 212,599.89, 293,388.66 and 117,106.38

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Solution

The fourth proportional to 212,599.89, 293,388.66 and 117,106.38 is: 161,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,599.89 : 293,388.66 = 117,106.38 : x
  2. Step 2: Convert to fraction form
    212,599.89/293,388.66 = 117,106.38/x
  3. Step 3: Cross multiply
    212,599.89x = 293,388.66 × 117,106.38
  4. Step 4: Simplify right side
    212,599.89x = 34,357,683,905.65
  5. Step 5: Solve for x
    x = 34,357,683,905.65/212,599.89
  6. Step 6: Final answer
    x = 161,607.25

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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.