Home / 106,921.56-160,426.96-46,919.04

Finding the Fourth Proportional to 106,921.56, 160,426.96 and 46,919.04

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Solution

The fourth proportional to 106,921.56, 160,426.96 and 46,919.04 is: 70,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,921.56 : 160,426.96 = 46,919.04 : x
  2. Step 2: Convert to fraction form
    106,921.56/160,426.96 = 46,919.04/x
  3. Step 3: Cross multiply
    106,921.56x = 160,426.96 × 46,919.04
  4. Step 4: Simplify right side
    106,921.56x = 7,527,078,953.32
  5. Step 5: Solve for x
    x = 7,527,078,953.32/106,921.56
  6. Step 6: Final answer
    x = 70,398.14

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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.