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Finding the Fourth Proportional to 160,486.46, 240,555.92 and 104,366.84

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Solution

The fourth proportional to 160,486.46, 240,555.92 and 104,366.84 is: 156,437.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,486.46 : 240,555.92 = 104,366.84 : x
  2. Step 2: Convert to fraction form
    160,486.46/240,555.92 = 104,366.84/x
  3. Step 3: Cross multiply
    160,486.46x = 240,555.92 × 104,366.84
  4. Step 4: Simplify right side
    160,486.46x = 25,106,061,213.69
  5. Step 5: Solve for x
    x = 25,106,061,213.69/160,486.46
  6. Step 6: Final answer
    x = 156,437.25

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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.