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Finding the Fourth Proportional to 164,841.72, 227,416.52 and 103,551.89

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Solution

The fourth proportional to 164,841.72, 227,416.52 and 103,551.89 is: 142,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,841.72 : 227,416.52 = 103,551.89 : x
  2. Step 2: Convert to fraction form
    164,841.72/227,416.52 = 103,551.89/x
  3. Step 3: Cross multiply
    164,841.72x = 227,416.52 × 103,551.89
  4. Step 4: Simplify right side
    164,841.72x = 23,549,408,808.38
  5. Step 5: Solve for x
    x = 23,549,408,808.38/164,841.72
  6. Step 6: Final answer
    x = 142,860.73

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1.5x scale

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.