Home / 141,026.90-194,631.11-80,606.22

Finding the Fourth Proportional to 141,026.90, 194,631.11 and 80,606.22

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Solution

The fourth proportional to 141,026.90, 194,631.11 and 80,606.22 is: 111,244.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,026.90 : 194,631.11 = 80,606.22 : x
  2. Step 2: Convert to fraction form
    141,026.90/194,631.11 = 80,606.22/x
  3. Step 3: Cross multiply
    141,026.90x = 194,631.11 × 80,606.22
  4. Step 4: Simplify right side
    141,026.90x = 15,688,477,240.88
  5. Step 5: Solve for x
    x = 15,688,477,240.88/141,026.90
  6. Step 6: Final answer
    x = 111,244.58

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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.