Home / 228,542.09-342,871.46-144,896.63

Finding the Fourth Proportional to 228,542.09, 342,871.46 and 144,896.63

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Solution

The fourth proportional to 228,542.09, 342,871.46 and 144,896.63 is: 217,381.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,542.09 : 342,871.46 = 144,896.63 : x
  2. Step 2: Convert to fraction form
    228,542.09/342,871.46 = 144,896.63/x
  3. Step 3: Cross multiply
    228,542.09x = 342,871.46 × 144,896.63
  4. Step 4: Simplify right side
    228,542.09x = 49,680,916,638.34
  5. Step 5: Solve for x
    x = 49,680,916,638.34/228,542.09
  6. Step 6: Final answer
    x = 217,381.92

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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.