Home / 119,077.08-164,340.54-68,776.44

Finding the Fourth Proportional to 119,077.08, 164,340.54 and 68,776.44

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Solution

The fourth proportional to 119,077.08, 164,340.54 and 68,776.44 is: 94,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,077.08 : 164,340.54 = 68,776.44 : x
  2. Step 2: Convert to fraction form
    119,077.08/164,340.54 = 68,776.44/x
  3. Step 3: Cross multiply
    119,077.08x = 164,340.54 × 68,776.44
  4. Step 4: Simplify right side
    119,077.08x = 11,302,757,288.88
  5. Step 5: Solve for x
    x = 11,302,757,288.88/119,077.08
  6. Step 6: Final answer
    x = 94,919.67

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1.5x scale

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.