Home / 105,346.56-158,022.88-46,151.68

Finding the Fourth Proportional to 105,346.56, 158,022.88 and 46,151.68

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Solution

The fourth proportional to 105,346.56, 158,022.88 and 46,151.68 is: 69,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,346.56 : 158,022.88 = 46,151.68 : x
  2. Step 2: Convert to fraction form
    105,346.56/158,022.88 = 46,151.68/x
  3. Step 3: Cross multiply
    105,346.56x = 158,022.88 × 46,151.68
  4. Step 4: Simplify right side
    105,346.56x = 7,293,021,390.44
  5. Step 5: Solve for x
    x = 7,293,021,390.44/105,346.56
  6. Step 6: Final answer
    x = 69,228.85

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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.