Home / 126,779.04-190,157.22-38,052.36

Finding the Fourth Proportional to 126,779.04, 190,157.22 and 38,052.36

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Solution

The fourth proportional to 126,779.04, 190,157.22 and 38,052.36 is: 57,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,779.04 : 190,157.22 = 38,052.36 : x
  2. Step 2: Convert to fraction form
    126,779.04/190,157.22 = 38,052.36/x
  3. Step 3: Cross multiply
    126,779.04x = 190,157.22 × 38,052.36
  4. Step 4: Simplify right side
    126,779.04x = 7,235,930,992.04
  5. Step 5: Solve for x
    x = 7,235,930,992.04/126,779.04
  6. Step 6: Final answer
    x = 57,075.14

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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.