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Finding the Fourth Proportional to 250,023.56, 375,035.34 and 109,783.40

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Solution

The fourth proportional to 250,023.56, 375,035.34 and 109,783.40 is: 164,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,023.56 : 375,035.34 = 109,783.40 : x
  2. Step 2: Convert to fraction form
    250,023.56/375,035.34 = 109,783.40/x
  3. Step 3: Cross multiply
    250,023.56x = 375,035.34 × 109,783.40
  4. Step 4: Simplify right side
    250,023.56x = 41,172,654,745.36
  5. Step 5: Solve for x
    x = 41,172,654,745.36/250,023.56
  6. Step 6: Final answer
    x = 164,675.10

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1.5x scale

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.