Home / 104,739.30-144,627.57-97,141.50

Finding the Fourth Proportional to 104,739.30, 144,627.57 and 97,141.50

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Solution

The fourth proportional to 104,739.30, 144,627.57 and 97,141.50 is: 134,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,739.30 : 144,627.57 = 97,141.50 : x
  2. Step 2: Convert to fraction form
    104,739.30/144,627.57 = 97,141.50/x
  3. Step 3: Cross multiply
    104,739.30x = 144,627.57 × 97,141.50
  4. Step 4: Simplify right side
    104,739.30x = 14,049,339,091.16
  5. Step 5: Solve for x
    x = 14,049,339,091.16/104,739.30
  6. Step 6: Final answer
    x = 134,136.27

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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.