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Finding the Fourth Proportional to 174,893.36, 262,324.68 and 90,649.52

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Solution

The fourth proportional to 174,893.36, 262,324.68 and 90,649.52 is: 135,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,893.36 : 262,324.68 = 90,649.52 : x
  2. Step 2: Convert to fraction form
    174,893.36/262,324.68 = 90,649.52/x
  3. Step 3: Cross multiply
    174,893.36x = 262,324.68 × 90,649.52
  4. Step 4: Simplify right side
    174,893.36x = 23,779,606,326.15
  5. Step 5: Solve for x
    x = 23,779,606,326.15/174,893.36
  6. Step 6: Final answer
    x = 135,966.32

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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.