Home / 63,204.45-94,820.35-18,834.78

Finding the Fourth Proportional to 63,204.45, 94,820.35 and 18,834.78

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Solution

The fourth proportional to 63,204.45, 94,820.35 and 18,834.78 is: 28,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,204.45 : 94,820.35 = 18,834.78 : x
  2. Step 2: Convert to fraction form
    63,204.45/94,820.35 = 18,834.78/x
  3. Step 3: Cross multiply
    63,204.45x = 94,820.35 × 18,834.78
  4. Step 4: Simplify right side
    63,204.45x = 1,785,920,431.77
  5. Step 5: Solve for x
    x = 1,785,920,431.77/63,204.45
  6. Step 6: Final answer
    x = 28,256.25

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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.