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Finding the Fourth Proportional to 176,389.56, 264,582.45 and 43,268.58

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Solution

The fourth proportional to 176,389.56, 264,582.45 and 43,268.58 is: 64,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,389.56 : 264,582.45 = 43,268.58 : x
  2. Step 2: Convert to fraction form
    176,389.56/264,582.45 = 43,268.58/x
  3. Step 3: Cross multiply
    176,389.56x = 264,582.45 × 43,268.58
  4. Step 4: Simplify right side
    176,389.56x = 11,448,106,904.42
  5. Step 5: Solve for x
    x = 11,448,106,904.42/176,389.56
  6. Step 6: Final answer
    x = 64,902.41

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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.