Home / 85,059.24-127,583.70-37,660.50

Finding the Fourth Proportional to 85,059.24, 127,583.70 and 37,660.50

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Solution

The fourth proportional to 85,059.24, 127,583.70 and 37,660.50 is: 56,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,059.24 : 127,583.70 = 37,660.50 : x
  2. Step 2: Convert to fraction form
    85,059.24/127,583.70 = 37,660.50/x
  3. Step 3: Cross multiply
    85,059.24x = 127,583.70 × 37,660.50
  4. Step 4: Simplify right side
    85,059.24x = 4,804,865,933.85
  5. Step 5: Solve for x
    x = 4,804,865,933.85/85,059.24
  6. Step 6: Final answer
    x = 56,488.47

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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.