Home / 165,598.25-228,525.63-90,146.75

Finding the Fourth Proportional to 165,598.25, 228,525.63 and 90,146.75

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Solution

The fourth proportional to 165,598.25, 228,525.63 and 90,146.75 is: 124,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,598.25 : 228,525.63 = 90,146.75 : x
  2. Step 2: Convert to fraction form
    165,598.25/228,525.63 = 90,146.75/x
  3. Step 3: Cross multiply
    165,598.25x = 228,525.63 × 90,146.75
  4. Step 4: Simplify right side
    165,598.25x = 20,600,842,836.20
  5. Step 5: Solve for x
    x = 20,600,842,836.20/165,598.25
  6. Step 6: Final answer
    x = 124,402.54

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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.