Home / 126,763.04-190,156.08-38,012.96

Finding the Fourth Proportional to 126,763.04, 190,156.08 and 38,012.96

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Solution

The fourth proportional to 126,763.04, 190,156.08 and 38,012.96 is: 57,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,763.04 : 190,156.08 = 38,012.96 : x
  2. Step 2: Convert to fraction form
    126,763.04/190,156.08 = 38,012.96/x
  3. Step 3: Cross multiply
    126,763.04x = 190,156.08 × 38,012.96
  4. Step 4: Simplify right side
    126,763.04x = 7,228,395,462.80
  5. Step 5: Solve for x
    x = 7,228,395,462.80/126,763.04
  6. Step 6: Final answer
    x = 57,022.89

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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.