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Finding the Fourth Proportional to 166,605.60, 249,519.60 and 163,264.80

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Solution

The fourth proportional to 166,605.60, 249,519.60 and 163,264.80 is: 244,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,605.60 : 249,519.60 = 163,264.80 : x
  2. Step 2: Convert to fraction form
    166,605.60/249,519.60 = 163,264.80/x
  3. Step 3: Cross multiply
    166,605.60x = 249,519.60 × 163,264.80
  4. Step 4: Simplify right side
    166,605.60x = 40,737,767,590.08
  5. Step 5: Solve for x
    x = 40,737,767,590.08/166,605.60
  6. Step 6: Final answer
    x = 244,516.20

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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.