Home / 190,945.92-286,415.88-46,853.28

Finding the Fourth Proportional to 190,945.92, 286,415.88 and 46,853.28

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Solution

The fourth proportional to 190,945.92, 286,415.88 and 46,853.28 is: 70,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,945.92 : 286,415.88 = 46,853.28 : x
  2. Step 2: Convert to fraction form
    190,945.92/286,415.88 = 46,853.28/x
  3. Step 3: Cross multiply
    190,945.92x = 286,415.88 × 46,853.28
  4. Step 4: Simplify right side
    190,945.92x = 13,419,523,422.09
  5. Step 5: Solve for x
    x = 13,419,523,422.09/190,945.92
  6. Step 6: Final answer
    x = 70,279.18

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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.