Home / 126,525.11-174,491.54-104,980.73

Finding the Fourth Proportional to 126,525.11, 174,491.54 and 104,980.73

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Solution

The fourth proportional to 126,525.11, 174,491.54 and 104,980.73 is: 144,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,525.11 : 174,491.54 = 104,980.73 : x
  2. Step 2: Convert to fraction form
    126,525.11/174,491.54 = 104,980.73/x
  3. Step 3: Cross multiply
    126,525.11x = 174,491.54 × 104,980.73
  4. Step 4: Simplify right side
    126,525.11x = 18,318,248,375.57
  5. Step 5: Solve for x
    x = 18,318,248,375.57/126,525.11
  6. Step 6: Final answer
    x = 144,779.55

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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.