Home / 104,574.06-156,772.94-45,365.09

Finding the Fourth Proportional to 104,574.06, 156,772.94 and 45,365.09

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Solution

The fourth proportional to 104,574.06, 156,772.94 and 45,365.09 is: 68,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,574.06 : 156,772.94 = 45,365.09 : x
  2. Step 2: Convert to fraction form
    104,574.06/156,772.94 = 45,365.09/x
  3. Step 3: Cross multiply
    104,574.06x = 156,772.94 × 45,365.09
  4. Step 4: Simplify right side
    104,574.06x = 7,112,017,521.97
  5. Step 5: Solve for x
    x = 7,112,017,521.97/104,574.06
  6. Step 6: Final answer
    x = 68,009.39

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1.5x scale

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.