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Finding the Fourth Proportional to 166,137.60, 229,261.88 and 94,510.88

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Solution

The fourth proportional to 166,137.60, 229,261.88 and 94,510.88 is: 130,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,137.60 : 229,261.88 = 94,510.88 : x
  2. Step 2: Convert to fraction form
    166,137.60/229,261.88 = 94,510.88/x
  3. Step 3: Cross multiply
    166,137.60x = 229,261.88 × 94,510.88
  4. Step 4: Simplify right side
    166,137.60x = 21,667,742,029.25
  5. Step 5: Solve for x
    x = 21,667,742,029.25/166,137.60
  6. Step 6: Final answer
    x = 130,420.46

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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.