Home / 188,784.40-283,176.60-181,526.80

Finding the Fourth Proportional to 188,784.40, 283,176.60 and 181,526.80

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Solution

The fourth proportional to 188,784.40, 283,176.60 and 181,526.80 is: 272,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,784.40 : 283,176.60 = 181,526.80 : x
  2. Step 2: Convert to fraction form
    188,784.40/283,176.60 = 181,526.80/x
  3. Step 3: Cross multiply
    188,784.40x = 283,176.60 × 181,526.80
  4. Step 4: Simplify right side
    188,784.40x = 51,404,142,032.88
  5. Step 5: Solve for x
    x = 51,404,142,032.88/188,784.40
  6. Step 6: Final answer
    x = 272,290.20

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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.