Home / 117,465.93-162,181.04-69,734.61

Finding the Fourth Proportional to 117,465.93, 162,181.04 and 69,734.61

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Solution

The fourth proportional to 117,465.93, 162,181.04 and 69,734.61 is: 96,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,465.93 : 162,181.04 = 69,734.61 : x
  2. Step 2: Convert to fraction form
    117,465.93/162,181.04 = 69,734.61/x
  3. Step 3: Cross multiply
    117,465.93x = 162,181.04 × 69,734.61
  4. Step 4: Simplify right side
    117,465.93x = 11,309,631,225.12
  5. Step 5: Solve for x
    x = 11,309,631,225.12/117,465.93
  6. Step 6: Final answer
    x = 96,280.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.