Home / 118,006.20-163,055.70-94,328.28

Finding the Fourth Proportional to 118,006.20, 163,055.70 and 94,328.28

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Solution

The fourth proportional to 118,006.20, 163,055.70 and 94,328.28 is: 130,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,006.20 : 163,055.70 = 94,328.28 : x
  2. Step 2: Convert to fraction form
    118,006.20/163,055.70 = 94,328.28/x
  3. Step 3: Cross multiply
    118,006.20x = 163,055.70 × 94,328.28
  4. Step 4: Simplify right side
    118,006.20x = 15,380,763,725.20
  5. Step 5: Solve for x
    x = 15,380,763,725.20/118,006.20
  6. Step 6: Final answer
    x = 130,338.61

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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.