Home / 105,394.06-158,091.36-43,064.56

Finding the Fourth Proportional to 105,394.06, 158,091.36 and 43,064.56

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Solution

The fourth proportional to 105,394.06, 158,091.36 and 43,064.56 is: 64,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,394.06 : 158,091.36 = 43,064.56 : x
  2. Step 2: Convert to fraction form
    105,394.06/158,091.36 = 43,064.56/x
  3. Step 3: Cross multiply
    105,394.06x = 158,091.36 × 43,064.56
  4. Step 4: Simplify right side
    105,394.06x = 6,808,134,858.20
  5. Step 5: Solve for x
    x = 6,808,134,858.20/105,394.06
  6. Step 6: Final answer
    x = 64,596.95

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1.5x scale

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.