Home / 126,166.04-189,249.77-37,420.21

Finding the Fourth Proportional to 126,166.04, 189,249.77 and 37,420.21

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Solution

The fourth proportional to 126,166.04, 189,249.77 and 37,420.21 is: 56,130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166.04 : 189,249.77 = 37,420.21 : x
  2. Step 2: Convert to fraction form
    126,166.04/189,249.77 = 37,420.21/x
  3. Step 3: Cross multiply
    126,166.04x = 189,249.77 × 37,420.21
  4. Step 4: Simplify right side
    126,166.04x = 7,081,765,948.75
  5. Step 5: Solve for x
    x = 7,081,765,948.75/126,166.04
  6. Step 6: Final answer
    x = 56,130.52

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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.