Home / 236,871.21-326,915.60-150,802.69

Finding the Fourth Proportional to 236,871.21, 326,915.60 and 150,802.69

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Solution

The fourth proportional to 236,871.21, 326,915.60 and 150,802.69 is: 208,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,871.21 : 326,915.60 = 150,802.69 : x
  2. Step 2: Convert to fraction form
    236,871.21/326,915.60 = 150,802.69/x
  3. Step 3: Cross multiply
    236,871.21x = 326,915.60 × 150,802.69
  4. Step 4: Simplify right side
    236,871.21x = 49,299,751,882.96
  5. Step 5: Solve for x
    x = 49,299,751,882.96/236,871.21
  6. Step 6: Final answer
    x = 208,128.93

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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.