Home / 160,772.80-240,969.66-55,534.36

Finding the Fourth Proportional to 160,772.80, 240,969.66 and 55,534.36

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Solution

The fourth proportional to 160,772.80, 240,969.66 and 55,534.36 is: 83,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,772.80 : 240,969.66 = 55,534.36 : x
  2. Step 2: Convert to fraction form
    160,772.80/240,969.66 = 55,534.36/x
  3. Step 3: Cross multiply
    160,772.80x = 240,969.66 × 55,534.36
  4. Step 4: Simplify right side
    160,772.80x = 13,382,095,847.52
  5. Step 5: Solve for x
    x = 13,382,095,847.52/160,772.80
  6. Step 6: Final answer
    x = 83,236.07

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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.