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Finding the Fourth Proportional to 110,760.58, 152,853.06 and 63,020.80

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Solution

The fourth proportional to 110,760.58, 152,853.06 and 63,020.80 is: 86,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,760.58 : 152,853.06 = 63,020.80 : x
  2. Step 2: Convert to fraction form
    110,760.58/152,853.06 = 63,020.80/x
  3. Step 3: Cross multiply
    110,760.58x = 152,853.06 × 63,020.80
  4. Step 4: Simplify right side
    110,760.58x = 9,632,922,123.65
  5. Step 5: Solve for x
    x = 9,632,922,123.65/110,760.58
  6. Step 6: Final answer
    x = 86,970.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.