Home / 120,935.40-181,338.30-50,735.40

Finding the Fourth Proportional to 120,935.40, 181,338.30 and 50,735.40

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Solution

The fourth proportional to 120,935.40, 181,338.30 and 50,735.40 is: 76,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,935.40 : 181,338.30 = 50,735.40 : x
  2. Step 2: Convert to fraction form
    120,935.40/181,338.30 = 50,735.40/x
  3. Step 3: Cross multiply
    120,935.40x = 181,338.30 × 50,735.40
  4. Step 4: Simplify right side
    120,935.40x = 9,200,271,185.82
  5. Step 5: Solve for x
    x = 9,200,271,185.82/120,935.40
  6. Step 6: Final answer
    x = 76,075.91

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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.