Home / 212,516.49-293,262.23-117,005.34

Finding the Fourth Proportional to 212,516.49, 293,262.23 and 117,005.34

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Solution

The fourth proportional to 212,516.49, 293,262.23 and 117,005.34 is: 161,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,516.49 : 293,262.23 = 117,005.34 : x
  2. Step 2: Convert to fraction form
    212,516.49/293,262.23 = 117,005.34/x
  3. Step 3: Cross multiply
    212,516.49x = 293,262.23 × 117,005.34
  4. Step 4: Simplify right side
    212,516.49x = 34,313,246,930.31
  5. Step 5: Solve for x
    x = 34,313,246,930.31/212,516.49
  6. Step 6: Final answer
    x = 161,461.57

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1.5x scale

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.