Home / 126,666.07-189,998.95-50,798.83

Finding the Fourth Proportional to 126,666.07, 189,998.95 and 50,798.83

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Solution

The fourth proportional to 126,666.07, 189,998.95 and 50,798.83 is: 76,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,666.07 : 189,998.95 = 50,798.83 : x
  2. Step 2: Convert to fraction form
    126,666.07/189,998.95 = 50,798.83/x
  3. Step 3: Cross multiply
    126,666.07x = 189,998.95 × 50,798.83
  4. Step 4: Simplify right side
    126,666.07x = 9,651,724,361.23
  5. Step 5: Solve for x
    x = 9,651,724,361.23/126,666.07
  6. Step 6: Final answer
    x = 76,198.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.