Home / 71,263.46-106,913.63-26,890.59

Finding the Fourth Proportional to 71,263.46, 106,913.63 and 26,890.59

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Solution

The fourth proportional to 71,263.46, 106,913.63 and 26,890.59 is: 40,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,263.46 : 106,913.63 = 26,890.59 : x
  2. Step 2: Convert to fraction form
    71,263.46/106,913.63 = 26,890.59/x
  3. Step 3: Cross multiply
    71,263.46x = 106,913.63 × 26,890.59
  4. Step 4: Simplify right side
    71,263.46x = 2,874,970,455.29
  5. Step 5: Solve for x
    x = 2,874,970,455.29/71,263.46
  6. Step 6: Final answer
    x = 40,342.84

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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.