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Finding the Fourth Proportional to 166,349.58, 249,692.58 and 147,494.94

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Solution

The fourth proportional to 166,349.58, 249,692.58 and 147,494.94 is: 221,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,349.58 : 249,692.58 = 147,494.94 : x
  2. Step 2: Convert to fraction form
    166,349.58/249,692.58 = 147,494.94/x
  3. Step 3: Cross multiply
    166,349.58x = 249,692.58 × 147,494.94
  4. Step 4: Simplify right side
    166,349.58x = 36,828,392,105.55
  5. Step 5: Solve for x
    x = 36,828,392,105.55/166,349.58
  6. Step 6: Final answer
    x = 221,391.55

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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.