Home / 165,440.47-228,328.11-97,453.93

Finding the Fourth Proportional to 165,440.47, 228,328.11 and 97,453.93

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Solution

The fourth proportional to 165,440.47, 228,328.11 and 97,453.93 is: 134,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,440.47 : 228,328.11 = 97,453.93 : x
  2. Step 2: Convert to fraction form
    165,440.47/228,328.11 = 97,453.93/x
  3. Step 3: Cross multiply
    165,440.47x = 228,328.11 × 97,453.93
  4. Step 4: Simplify right side
    165,440.47x = 22,251,470,507.33
  5. Step 5: Solve for x
    x = 22,251,470,507.33/165,440.47
  6. Step 6: Final answer
    x = 134,498.36

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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.