Home / 126,164.24-189,075.48-70,001.36

Finding the Fourth Proportional to 126,164.24, 189,075.48 and 70,001.36

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Solution

The fourth proportional to 126,164.24, 189,075.48 and 70,001.36 is: 104,907.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,164.24 : 189,075.48 = 70,001.36 : x
  2. Step 2: Convert to fraction form
    126,164.24/189,075.48 = 70,001.36/x
  3. Step 3: Cross multiply
    126,164.24x = 189,075.48 × 70,001.36
  4. Step 4: Simplify right side
    126,164.24x = 13,235,540,742.65
  5. Step 5: Solve for x
    x = 13,235,540,742.65/126,164.24
  6. Step 6: Final answer
    x = 104,907.23

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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.