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Finding the Fourth Proportional to 238,548.45, 357,767.29 and 70,023.52

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Solution

The fourth proportional to 238,548.45, 357,767.29 and 70,023.52 is: 105,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,548.45 : 357,767.29 = 70,023.52 : x
  2. Step 2: Convert to fraction form
    238,548.45/357,767.29 = 70,023.52/x
  3. Step 3: Cross multiply
    238,548.45x = 357,767.29 × 70,023.52
  4. Step 4: Simplify right side
    238,548.45x = 25,052,122,847.71
  5. Step 5: Solve for x
    x = 25,052,122,847.71/238,548.45
  6. Step 6: Final answer
    x = 105,019.01

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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.