Home / 190,951.56-286,428.96-57,842.28

Finding the Fourth Proportional to 190,951.56, 286,428.96 and 57,842.28

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Solution

The fourth proportional to 190,951.56, 286,428.96 and 57,842.28 is: 86,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,951.56 : 286,428.96 = 57,842.28 : x
  2. Step 2: Convert to fraction form
    190,951.56/286,428.96 = 57,842.28/x
  3. Step 3: Cross multiply
    190,951.56x = 286,428.96 × 57,842.28
  4. Step 4: Simplify right side
    190,951.56x = 16,567,704,104.43
  5. Step 5: Solve for x
    x = 16,567,704,104.43/190,951.56
  6. Step 6: Final answer
    x = 86,763.91

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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.