Home / 212,835.68-293,726.46-117,342.22

Finding the Fourth Proportional to 212,835.68, 293,726.46 and 117,342.22

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Solution

The fourth proportional to 212,835.68, 293,726.46 and 117,342.22 is: 161,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,835.68 : 293,726.46 = 117,342.22 : x
  2. Step 2: Convert to fraction form
    212,835.68/293,726.46 = 117,342.22/x
  3. Step 3: Cross multiply
    212,835.68x = 293,726.46 × 117,342.22
  4. Step 4: Simplify right side
    212,835.68x = 34,466,514,889.14
  5. Step 5: Solve for x
    x = 34,466,514,889.14/212,835.68
  6. Step 6: Final answer
    x = 161,939.55

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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.