Home / 104,546.43-144,271.80-56,798.55

Finding the Fourth Proportional to 104,546.43, 144,271.80 and 56,798.55

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Solution

The fourth proportional to 104,546.43, 144,271.80 and 56,798.55 is: 78,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,546.43 : 144,271.80 = 56,798.55 : x
  2. Step 2: Convert to fraction form
    104,546.43/144,271.80 = 56,798.55/x
  3. Step 3: Cross multiply
    104,546.43x = 144,271.80 × 56,798.55
  4. Step 4: Simplify right side
    104,546.43x = 8,194,429,045.89
  5. Step 5: Solve for x
    x = 8,194,429,045.89/104,546.43
  6. Step 6: Final answer
    x = 78,380.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.