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Finding the Fourth Proportional to 160,559.71, 240,840.14 and 53,940.62

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Solution

The fourth proportional to 160,559.71, 240,840.14 and 53,940.62 is: 80,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,559.71 : 240,840.14 = 53,940.62 : x
  2. Step 2: Convert to fraction form
    160,559.71/240,840.14 = 53,940.62/x
  3. Step 3: Cross multiply
    160,559.71x = 240,840.14 × 53,940.62
  4. Step 4: Simplify right side
    160,559.71x = 12,991,066,804.88
  5. Step 5: Solve for x
    x = 12,991,066,804.88/160,559.71
  6. Step 6: Final answer
    x = 80,911.13

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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.