Home / 236,150.89-325,894.44-145,566.72

Finding the Fourth Proportional to 236,150.89, 325,894.44 and 145,566.72

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Solution

The fourth proportional to 236,150.89, 325,894.44 and 145,566.72 is: 200,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,150.89 : 325,894.44 = 145,566.72 : x
  2. Step 2: Convert to fraction form
    236,150.89/325,894.44 = 145,566.72/x
  3. Step 3: Cross multiply
    236,150.89x = 325,894.44 × 145,566.72
  4. Step 4: Simplify right side
    236,150.89x = 47,439,384,424.10
  5. Step 5: Solve for x
    x = 47,439,384,424.10/236,150.89
  6. Step 6: Final answer
    x = 200,885.90

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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.