Home / 165,347.26-228,178.10-89,895.76

Finding the Fourth Proportional to 165,347.26, 228,178.10 and 89,895.76

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Solution

The fourth proportional to 165,347.26, 228,178.10 and 89,895.76 is: 124,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,347.26 : 228,178.10 = 89,895.76 : x
  2. Step 2: Convert to fraction form
    165,347.26/228,178.10 = 89,895.76/x
  3. Step 3: Cross multiply
    165,347.26x = 228,178.10 × 89,895.76
  4. Step 4: Simplify right side
    165,347.26x = 20,512,243,714.86
  5. Step 5: Solve for x
    x = 20,512,243,714.86/165,347.26
  6. Step 6: Final answer
    x = 124,055.54

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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.