Home / 132,040.19-198,075.69-47,840.01

Finding the Fourth Proportional to 132,040.19, 198,075.69 and 47,840.01

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Solution

The fourth proportional to 132,040.19, 198,075.69 and 47,840.01 is: 71,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,040.19 : 198,075.69 = 47,840.01 : x
  2. Step 2: Convert to fraction form
    132,040.19/198,075.69 = 47,840.01/x
  3. Step 3: Cross multiply
    132,040.19x = 198,075.69 × 47,840.01
  4. Step 4: Simplify right side
    132,040.19x = 9,475,942,990.36
  5. Step 5: Solve for x
    x = 9,475,942,990.36/132,040.19
  6. Step 6: Final answer
    x = 71,765.60

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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.