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Finding the Fourth Proportional to 159,203.67, 238,830.10 and 59,378.05

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Solution

The fourth proportional to 159,203.67, 238,830.10 and 59,378.05 is: 89,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,203.67 : 238,830.10 = 59,378.05 : x
  2. Step 2: Convert to fraction form
    159,203.67/238,830.10 = 59,378.05/x
  3. Step 3: Cross multiply
    159,203.67x = 238,830.10 × 59,378.05
  4. Step 4: Simplify right side
    159,203.67x = 14,181,265,619.31
  5. Step 5: Solve for x
    x = 14,181,265,619.31/159,203.67
  6. Step 6: Final answer
    x = 89,076.25

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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.