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Finding the Fourth Proportional to 160,556.60, 240,862.72 and 53,950.96

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Solution

The fourth proportional to 160,556.60, 240,862.72 and 53,950.96 is: 80,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,556.60 : 240,862.72 = 53,950.96 : x
  2. Step 2: Convert to fraction form
    160,556.60/240,862.72 = 53,950.96/x
  3. Step 3: Cross multiply
    160,556.60x = 240,862.72 × 53,950.96
  4. Step 4: Simplify right side
    160,556.60x = 12,994,774,972.21
  5. Step 5: Solve for x
    x = 12,994,774,972.21/160,556.60
  6. Step 6: Final answer
    x = 80,935.79

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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.