Home / 190,922.90-286,690.35-151,805.30

Finding the Fourth Proportional to 190,922.90, 286,690.35 and 151,805.30

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Solution

The fourth proportional to 190,922.90, 286,690.35 and 151,805.30 is: 227,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,922.90 : 286,690.35 = 151,805.30 : x
  2. Step 2: Convert to fraction form
    190,922.90/286,690.35 = 151,805.30/x
  3. Step 3: Cross multiply
    190,922.90x = 286,690.35 × 151,805.30
  4. Step 4: Simplify right side
    190,922.90x = 43,521,114,588.86
  5. Step 5: Solve for x
    x = 43,521,114,588.86/190,922.90
  6. Step 6: Final answer
    x = 227,951.25

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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.