Home / 80,583.05-111,203.80-44,772.29

Finding the Fourth Proportional to 80,583.05, 111,203.80 and 44,772.29

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Solution

The fourth proportional to 80,583.05, 111,203.80 and 44,772.29 is: 61,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,583.05 : 111,203.80 = 44,772.29 : x
  2. Step 2: Convert to fraction form
    80,583.05/111,203.80 = 44,772.29/x
  3. Step 3: Cross multiply
    80,583.05x = 111,203.80 × 44,772.29
  4. Step 4: Simplify right side
    80,583.05x = 4,978,849,409.13
  5. Step 5: Solve for x
    x = 4,978,849,409.13/80,583.05
  6. Step 6: Final answer
    x = 61,785.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.