Home / 190,923.40-286,691.10-151,805.80

Finding the Fourth Proportional to 190,923.40, 286,691.10 and 151,805.80

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Solution

The fourth proportional to 190,923.40, 286,691.10 and 151,805.80 is: 227,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,923.40 : 286,691.10 = 151,805.80 : x
  2. Step 2: Convert to fraction form
    190,923.40/286,691.10 = 151,805.80/x
  3. Step 3: Cross multiply
    190,923.40x = 286,691.10 × 151,805.80
  4. Step 4: Simplify right side
    190,923.40x = 43,521,371,788.38
  5. Step 5: Solve for x
    x = 43,521,371,788.38/190,923.40
  6. Step 6: Final answer
    x = 227,952.00

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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.