Home / 236,033.13-325,729.44-128,603.16

Finding the Fourth Proportional to 236,033.13, 325,729.44 and 128,603.16

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Solution

The fourth proportional to 236,033.13, 325,729.44 and 128,603.16 is: 177,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,033.13 : 325,729.44 = 128,603.16 : x
  2. Step 2: Convert to fraction form
    236,033.13/325,729.44 = 128,603.16/x
  3. Step 3: Cross multiply
    236,033.13x = 325,729.44 × 128,603.16
  4. Step 4: Simplify right side
    236,033.13x = 41,889,835,289.03
  5. Step 5: Solve for x
    x = 41,889,835,289.03/236,033.13
  6. Step 6: Final answer
    x = 177,474.39

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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.