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Finding the Fourth Proportional to 110,866.83, 152,992.44 and 63,110.94

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Solution

The fourth proportional to 110,866.83, 152,992.44 and 63,110.94 is: 87,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,866.83 : 152,992.44 = 63,110.94 : x
  2. Step 2: Convert to fraction form
    110,866.83/152,992.44 = 63,110.94/x
  3. Step 3: Cross multiply
    110,866.83x = 152,992.44 × 63,110.94
  4. Step 4: Simplify right side
    110,866.83x = 9,655,496,701.29
  5. Step 5: Solve for x
    x = 9,655,496,701.29/110,866.83
  6. Step 6: Final answer
    x = 87,090.94

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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.