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Finding the Fourth Proportional to 110,759.58, 152,851.68 and 63,019.80

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Solution

The fourth proportional to 110,759.58, 152,851.68 and 63,019.80 is: 86,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,759.58 : 152,851.68 = 63,019.80 : x
  2. Step 2: Convert to fraction form
    110,759.58/152,851.68 = 63,019.80/x
  3. Step 3: Cross multiply
    110,759.58x = 152,851.68 × 63,019.80
  4. Step 4: Simplify right side
    110,759.58x = 9,632,682,303.26
  5. Step 5: Solve for x
    x = 9,632,682,303.26/110,759.58
  6. Step 6: Final answer
    x = 86,969.29

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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.