Home / 165,256.83-228,035.88-93,621.51

Finding the Fourth Proportional to 165,256.83, 228,035.88 and 93,621.51

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Solution

The fourth proportional to 165,256.83, 228,035.88 and 93,621.51 is: 129,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,256.83 : 228,035.88 = 93,621.51 : x
  2. Step 2: Convert to fraction form
    165,256.83/228,035.88 = 93,621.51/x
  3. Step 3: Cross multiply
    165,256.83x = 228,035.88 × 93,621.51
  4. Step 4: Simplify right side
    165,256.83x = 21,349,063,419.78
  5. Step 5: Solve for x
    x = 21,349,063,419.78/165,256.83
  6. Step 6: Final answer
    x = 129,187.18

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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.