Home / 202,370.22-279,269.28-111,726.06

Finding the Fourth Proportional to 202,370.22, 279,269.28 and 111,726.06

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Solution

The fourth proportional to 202,370.22, 279,269.28 and 111,726.06 is: 154,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,370.22 : 279,269.28 = 111,726.06 : x
  2. Step 2: Convert to fraction form
    202,370.22/279,269.28 = 111,726.06/x
  3. Step 3: Cross multiply
    202,370.22x = 279,269.28 × 111,726.06
  4. Step 4: Simplify right side
    202,370.22x = 31,201,656,333.44
  5. Step 5: Solve for x
    x = 31,201,656,333.44/202,370.22
  6. Step 6: Final answer
    x = 154,181.07

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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.