Home / 190,505.35-285,755.19-46,412.83

Finding the Fourth Proportional to 190,505.35, 285,755.19 and 46,412.83

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Solution

The fourth proportional to 190,505.35, 285,755.19 and 46,412.83 is: 69,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,505.35 : 285,755.19 = 46,412.83 : x
  2. Step 2: Convert to fraction form
    190,505.35/285,755.19 = 46,412.83/x
  3. Step 3: Cross multiply
    190,505.35x = 285,755.19 × 46,412.83
  4. Step 4: Simplify right side
    190,505.35x = 13,262,707,055.09
  5. Step 5: Solve for x
    x = 13,262,707,055.09/190,505.35
  6. Step 6: Final answer
    x = 69,618.55

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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.