Home / 126,020.99-189,031.48-37,267.58

Finding the Fourth Proportional to 126,020.99, 189,031.48 and 37,267.58

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Solution

The fourth proportional to 126,020.99, 189,031.48 and 37,267.58 is: 55,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,020.99 : 189,031.48 = 37,267.58 : x
  2. Step 2: Convert to fraction form
    126,020.99/189,031.48 = 37,267.58/x
  3. Step 3: Cross multiply
    126,020.99x = 189,031.48 × 37,267.58
  4. Step 4: Simplify right side
    126,020.99x = 7,044,746,179.04
  5. Step 5: Solve for x
    x = 7,044,746,179.04/126,020.99
  6. Step 6: Final answer
    x = 55,901.37

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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.