Home / 157,926.30-236,928.36-111,270.30

Finding the Fourth Proportional to 157,926.30, 236,928.36 and 111,270.30

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Solution

The fourth proportional to 157,926.30, 236,928.36 and 111,270.30 is: 166,932.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,926.30 : 236,928.36 = 111,270.30 : x
  2. Step 2: Convert to fraction form
    157,926.30/236,928.36 = 111,270.30/x
  3. Step 3: Cross multiply
    157,926.30x = 236,928.36 × 111,270.30
  4. Step 4: Simplify right side
    157,926.30x = 26,363,089,695.71
  5. Step 5: Solve for x
    x = 26,363,089,695.71/157,926.30
  6. Step 6: Final answer
    x = 166,932.86

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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.