Home / 236,495.42-354,532.14-86,700.73

Finding the Fourth Proportional to 236,495.42, 354,532.14 and 86,700.73

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Solution

The fourth proportional to 236,495.42, 354,532.14 and 86,700.73 is: 129,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,495.42 : 354,532.14 = 86,700.73 : x
  2. Step 2: Convert to fraction form
    236,495.42/354,532.14 = 86,700.73/x
  3. Step 3: Cross multiply
    236,495.42x = 354,532.14 × 86,700.73
  4. Step 4: Simplify right side
    236,495.42x = 30,738,195,124.88
  5. Step 5: Solve for x
    x = 30,738,195,124.88/236,495.42
  6. Step 6: Final answer
    x = 129,973.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.