Home / 147,832.19-204,008.42-80,764.19

Finding the Fourth Proportional to 147,832.19, 204,008.42 and 80,764.19

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Solution

The fourth proportional to 147,832.19, 204,008.42 and 80,764.19 is: 111,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,832.19 : 204,008.42 = 80,764.19 : x
  2. Step 2: Convert to fraction form
    147,832.19/204,008.42 = 80,764.19/x
  3. Step 3: Cross multiply
    147,832.19x = 204,008.42 × 80,764.19
  4. Step 4: Simplify right side
    147,832.19x = 16,476,574,741.38
  5. Step 5: Solve for x
    x = 16,476,574,741.38/147,832.19
  6. Step 6: Final answer
    x = 111,454.58

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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.