Home / 165,853.06-228,945.36-112,210.84

Finding the Fourth Proportional to 165,853.06, 228,945.36 and 112,210.84

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Solution

The fourth proportional to 165,853.06, 228,945.36 and 112,210.84 is: 154,897.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,853.06 : 228,945.36 = 112,210.84 : x
  2. Step 2: Convert to fraction form
    165,853.06/228,945.36 = 112,210.84/x
  3. Step 3: Cross multiply
    165,853.06x = 228,945.36 × 112,210.84
  4. Step 4: Simplify right side
    165,853.06x = 25,690,151,159.70
  5. Step 5: Solve for x
    x = 25,690,151,159.70/165,853.06
  6. Step 6: Final answer
    x = 154,897.06

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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.