Home / 165,258.48-228,050.52-89,804.40

Finding the Fourth Proportional to 165,258.48, 228,050.52 and 89,804.40

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Solution

The fourth proportional to 165,258.48, 228,050.52 and 89,804.40 is: 123,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,258.48 : 228,050.52 = 89,804.40 : x
  2. Step 2: Convert to fraction form
    165,258.48/228,050.52 = 89,804.40/x
  3. Step 3: Cross multiply
    165,258.48x = 228,050.52 × 89,804.40
  4. Step 4: Simplify right side
    165,258.48x = 20,479,940,118.29
  5. Step 5: Solve for x
    x = 20,479,940,118.29/165,258.48
  6. Step 6: Final answer
    x = 123,926.71

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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.