Home / 165,423.05-228,210.59-101,723.21

Finding the Fourth Proportional to 165,423.05, 228,210.59 and 101,723.21

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Solution

The fourth proportional to 165,423.05, 228,210.59 and 101,723.21 is: 140,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,423.05 : 228,210.59 = 101,723.21 : x
  2. Step 2: Convert to fraction form
    165,423.05/228,210.59 = 101,723.21/x
  3. Step 3: Cross multiply
    165,423.05x = 228,210.59 × 101,723.21
  4. Step 4: Simplify right side
    165,423.05x = 23,214,312,884.05
  5. Step 5: Solve for x
    x = 23,214,312,884.05/165,423.05
  6. Step 6: Final answer
    x = 140,333.00

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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.