Home / 236,615.81-326,530.55-151,733.21

Finding the Fourth Proportional to 236,615.81, 326,530.55 and 151,733.21

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Solution

The fourth proportional to 236,615.81, 326,530.55 and 151,733.21 is: 209,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,615.81 : 326,530.55 = 151,733.21 : x
  2. Step 2: Convert to fraction form
    236,615.81/326,530.55 = 151,733.21/x
  3. Step 3: Cross multiply
    236,615.81x = 326,530.55 × 151,733.21
  4. Step 4: Simplify right side
    236,615.81x = 49,545,527,261.25
  5. Step 5: Solve for x
    x = 49,545,527,261.25/236,615.81
  6. Step 6: Final answer
    x = 209,392.30

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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.