Home / 165,417.23-228,209.64-108,037.01

Finding the Fourth Proportional to 165,417.23, 228,209.64 and 108,037.01

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Solution

The fourth proportional to 165,417.23, 228,209.64 and 108,037.01 is: 149,047.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,417.23 : 228,209.64 = 108,037.01 : x
  2. Step 2: Convert to fraction form
    165,417.23/228,209.64 = 108,037.01/x
  3. Step 3: Cross multiply
    165,417.23x = 228,209.64 × 108,037.01
  4. Step 4: Simplify right side
    165,417.23x = 24,655,087,158.78
  5. Step 5: Solve for x
    x = 24,655,087,158.78/165,417.23
  6. Step 6: Final answer
    x = 149,047.88

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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.