Home / 212,507.50-293,260.36-117,013.96

Finding the Fourth Proportional to 212,507.50, 293,260.36 and 117,013.96

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Solution

The fourth proportional to 212,507.50, 293,260.36 and 117,013.96 is: 161,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,507.50 : 293,260.36 = 117,013.96 : x
  2. Step 2: Convert to fraction form
    212,507.50/293,260.36 = 117,013.96/x
  3. Step 3: Cross multiply
    212,507.50x = 293,260.36 × 117,013.96
  4. Step 4: Simplify right side
    212,507.50x = 34,315,556,034.63
  5. Step 5: Solve for x
    x = 34,315,556,034.63/212,507.50
  6. Step 6: Final answer
    x = 161,479.27

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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.