Home / 236,029.55-325,720.58-128,600.46

Finding the Fourth Proportional to 236,029.55, 325,720.58 and 128,600.46

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Solution

The fourth proportional to 236,029.55, 325,720.58 and 128,600.46 is: 177,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,029.55 : 325,720.58 = 128,600.46 : x
  2. Step 2: Convert to fraction form
    236,029.55/325,720.58 = 128,600.46/x
  3. Step 3: Cross multiply
    236,029.55x = 325,720.58 × 128,600.46
  4. Step 4: Simplify right side
    236,029.55x = 41,887,815,776.46
  5. Step 5: Solve for x
    x = 41,887,815,776.46/236,029.55
  6. Step 6: Final answer
    x = 177,468.53

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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.