Home / 111,069.20-166,452.81-46,974.05

Finding the Fourth Proportional to 111,069.20, 166,452.81 and 46,974.05

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Solution

The fourth proportional to 111,069.20, 166,452.81 and 46,974.05 is: 70,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,069.20 : 166,452.81 = 46,974.05 : x
  2. Step 2: Convert to fraction form
    111,069.20/166,452.81 = 46,974.05/x
  3. Step 3: Cross multiply
    111,069.20x = 166,452.81 × 46,974.05
  4. Step 4: Simplify right side
    111,069.20x = 7,818,962,703.51
  5. Step 5: Solve for x
    x = 7,818,962,703.51/111,069.20
  6. Step 6: Final answer
    x = 70,397.22

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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.