Home / 194,989.07-292,500.16-54,747.69

Finding the Fourth Proportional to 194,989.07, 292,500.16 and 54,747.69

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Solution

The fourth proportional to 194,989.07, 292,500.16 and 54,747.69 is: 82,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,989.07 : 292,500.16 = 54,747.69 : x
  2. Step 2: Convert to fraction form
    194,989.07/292,500.16 = 54,747.69/x
  3. Step 3: Cross multiply
    194,989.07x = 292,500.16 × 54,747.69
  4. Step 4: Simplify right side
    194,989.07x = 16,013,707,810.89
  5. Step 5: Solve for x
    x = 16,013,707,810.89/194,989.07
  6. Step 6: Final answer
    x = 82,126.18

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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.