Home / 160,698.04-240,949.84-71,935

Finding the Fourth Proportional to 160,698.04, 240,949.84 and 71,935

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Solution

The fourth proportional to 160,698.04, 240,949.84 and 71,935 is: 107,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,698.04 : 240,949.84 = 71,935 : x
  2. Step 2: Convert to fraction form
    160,698.04/240,949.84 = 71,935/x
  3. Step 3: Cross multiply
    160,698.04x = 240,949.84 × 71,935
  4. Step 4: Simplify right side
    160,698.04x = 17,332,726,740.40
  5. Step 5: Solve for x
    x = 17,332,726,740.40/160,698.04
  6. Step 6: Final answer
    x = 107,858.98

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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.