Home / 201,723.40-302,876.70-152,151.40

Finding the Fourth Proportional to 201,723.40, 302,876.70 and 152,151.40

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Solution

The fourth proportional to 201,723.40, 302,876.70 and 152,151.40 is: 228,447.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,723.40 : 302,876.70 = 152,151.40 : x
  2. Step 2: Convert to fraction form
    201,723.40/302,876.70 = 152,151.40/x
  3. Step 3: Cross multiply
    201,723.40x = 302,876.70 × 152,151.40
  4. Step 4: Simplify right side
    201,723.40x = 46,083,113,932.38
  5. Step 5: Solve for x
    x = 46,083,113,932.38/201,723.40
  6. Step 6: Final answer
    x = 228,447.04

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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.