Home / 181,834.20-272,751.30-118,848.60

Finding the Fourth Proportional to 181,834.20, 272,751.30 and 118,848.60

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Solution

The fourth proportional to 181,834.20, 272,751.30 and 118,848.60 is: 178,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,834.20 : 272,751.30 = 118,848.60 : x
  2. Step 2: Convert to fraction form
    181,834.20/272,751.30 = 118,848.60/x
  3. Step 3: Cross multiply
    181,834.20x = 272,751.30 × 118,848.60
  4. Step 4: Simplify right side
    181,834.20x = 32,416,110,153.18
  5. Step 5: Solve for x
    x = 32,416,110,153.18/181,834.20
  6. Step 6: Final answer
    x = 178,272.90

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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.