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Finding the Fourth Proportional to 164,625.60, 246,938.40 and 147,518.40

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Solution

The fourth proportional to 164,625.60, 246,938.40 and 147,518.40 is: 221,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,625.60 : 246,938.40 = 147,518.40 : x
  2. Step 2: Convert to fraction form
    164,625.60/246,938.40 = 147,518.40/x
  3. Step 3: Cross multiply
    164,625.60x = 246,938.40 × 147,518.40
  4. Step 4: Simplify right side
    164,625.60x = 36,427,957,666.56
  5. Step 5: Solve for x
    x = 36,427,957,666.56/164,625.60
  6. Step 6: Final answer
    x = 221,277.60

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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.