Home / 165,252.20-228,048.12-89,800.70

Finding the Fourth Proportional to 165,252.20, 228,048.12 and 89,800.70

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Solution

The fourth proportional to 165,252.20, 228,048.12 and 89,800.70 is: 123,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,252.20 : 228,048.12 = 89,800.70 : x
  2. Step 2: Convert to fraction form
    165,252.20/228,048.12 = 89,800.70/x
  3. Step 3: Cross multiply
    165,252.20x = 228,048.12 × 89,800.70
  4. Step 4: Simplify right side
    165,252.20x = 20,478,880,809.68
  5. Step 5: Solve for x
    x = 20,478,880,809.68/165,252.20
  6. Step 6: Final answer
    x = 123,925.01

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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.