Home / 236,655.72-326,501.22-151,818.60

Finding the Fourth Proportional to 236,655.72, 326,501.22 and 151,818.60

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Solution

The fourth proportional to 236,655.72, 326,501.22 and 151,818.60 is: 209,455.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,655.72 : 326,501.22 = 151,818.60 : x
  2. Step 2: Convert to fraction form
    236,655.72/326,501.22 = 151,818.60/x
  3. Step 3: Cross multiply
    236,655.72x = 326,501.22 × 151,818.60
  4. Step 4: Simplify right side
    236,655.72x = 49,568,958,118.69
  5. Step 5: Solve for x
    x = 49,568,958,118.69/236,655.72
  6. Step 6: Final answer
    x = 209,455.99

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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.