Home / 165,535.50-228,423.20-92,921.77

Finding the Fourth Proportional to 165,535.50, 228,423.20 and 92,921.77

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Solution

The fourth proportional to 165,535.50, 228,423.20 and 92,921.77 is: 128,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,535.50 : 228,423.20 = 92,921.77 : x
  2. Step 2: Convert to fraction form
    165,535.50/228,423.20 = 92,921.77/x
  3. Step 3: Cross multiply
    165,535.50x = 228,423.20 × 92,921.77
  4. Step 4: Simplify right side
    165,535.50x = 21,225,487,017.40
  5. Step 5: Solve for x
    x = 21,225,487,017.40/165,535.50
  6. Step 6: Final answer
    x = 128,223.17

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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.