Home / 112,041.36-167,667.14-69,941.20

Finding the Fourth Proportional to 112,041.36, 167,667.14 and 69,941.20

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Solution

The fourth proportional to 112,041.36, 167,667.14 and 69,941.20 is: 104,665.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,041.36 : 167,667.14 = 69,941.20 : x
  2. Step 2: Convert to fraction form
    112,041.36/167,667.14 = 69,941.20/x
  3. Step 3: Cross multiply
    112,041.36x = 167,667.14 × 69,941.20
  4. Step 4: Simplify right side
    112,041.36x = 11,726,840,972.17
  5. Step 5: Solve for x
    x = 11,726,840,972.17/112,041.36
  6. Step 6: Final answer
    x = 104,665.29

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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.