Home / 160,029.74-240,057-47,701.37

Finding the Fourth Proportional to 160,029.74, 240,057 and 47,701.37

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Solution

The fourth proportional to 160,029.74, 240,057 and 47,701.37 is: 71,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,029.74 : 240,057 = 47,701.37 : x
  2. Step 2: Convert to fraction form
    160,029.74/240,057 = 47,701.37/x
  3. Step 3: Cross multiply
    160,029.74x = 240,057 × 47,701.37
  4. Step 4: Simplify right side
    160,029.74x = 11,451,048,378.23
  5. Step 5: Solve for x
    x = 11,451,048,378.23/160,029.74
  6. Step 6: Final answer
    x = 71,555.75

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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.