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Finding the Fourth Proportional to 164,329.78, 226,775.12 and 88,878.28

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Solution

The fourth proportional to 164,329.78, 226,775.12 and 88,878.28 is: 122,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,329.78 : 226,775.12 = 88,878.28 : x
  2. Step 2: Convert to fraction form
    164,329.78/226,775.12 = 88,878.28/x
  3. Step 3: Cross multiply
    164,329.78x = 226,775.12 × 88,878.28
  4. Step 4: Simplify right side
    164,329.78x = 20,155,382,612.39
  5. Step 5: Solve for x
    x = 20,155,382,612.39/164,329.78
  6. Step 6: Final answer
    x = 122,652.04

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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.