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Finding the Fourth Proportional to 174,888.60, 241,339.14 and 103,291.80

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Solution

The fourth proportional to 174,888.60, 241,339.14 and 103,291.80 is: 142,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,888.60 : 241,339.14 = 103,291.80 : x
  2. Step 2: Convert to fraction form
    174,888.60/241,339.14 = 103,291.80/x
  3. Step 3: Cross multiply
    174,888.60x = 241,339.14 × 103,291.80
  4. Step 4: Simplify right side
    174,888.60x = 24,928,354,181.05
  5. Step 5: Solve for x
    x = 24,928,354,181.05/174,888.60
  6. Step 6: Final answer
    x = 142,538.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.