Home / 236,003.52-325,711.08-145,341.60

Finding the Fourth Proportional to 236,003.52, 325,711.08 and 145,341.60

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Solution

The fourth proportional to 236,003.52, 325,711.08 and 145,341.60 is: 200,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,003.52 : 325,711.08 = 145,341.60 : x
  2. Step 2: Convert to fraction form
    236,003.52/325,711.08 = 145,341.60/x
  3. Step 3: Cross multiply
    236,003.52x = 325,711.08 × 145,341.60
  4. Step 4: Simplify right side
    236,003.52x = 47,339,369,504.93
  5. Step 5: Solve for x
    x = 47,339,369,504.93/236,003.52
  6. Step 6: Final answer
    x = 200,587.56

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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.