Home / 127,823.70-191,605.64-52,984.56

Finding the Fourth Proportional to 127,823.70, 191,605.64 and 52,984.56

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Solution

The fourth proportional to 127,823.70, 191,605.64 and 52,984.56 is: 79,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823.70 : 191,605.64 = 52,984.56 : x
  2. Step 2: Convert to fraction form
    127,823.70/191,605.64 = 52,984.56/x
  3. Step 3: Cross multiply
    127,823.70x = 191,605.64 × 52,984.56
  4. Step 4: Simplify right side
    127,823.70x = 10,152,140,528.92
  5. Step 5: Solve for x
    x = 10,152,140,528.92/127,823.70
  6. Step 6: Final answer
    x = 79,422.99

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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.