Home / 90,063.58-124,292.46-51,828.95

Finding the Fourth Proportional to 90,063.58, 124,292.46 and 51,828.95

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Solution

The fourth proportional to 90,063.58, 124,292.46 and 51,828.95 is: 71,526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,063.58 : 124,292.46 = 51,828.95 : x
  2. Step 2: Convert to fraction form
    90,063.58/124,292.46 = 51,828.95/x
  3. Step 3: Cross multiply
    90,063.58x = 124,292.46 × 51,828.95
  4. Step 4: Simplify right side
    90,063.58x = 6,441,947,694.72
  5. Step 5: Solve for x
    x = 6,441,947,694.72/90,063.58
  6. Step 6: Final answer
    x = 71,526.67

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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.