Home / 155,017.70-213,947.83-94,623.49

Finding the Fourth Proportional to 155,017.70, 213,947.83 and 94,623.49

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Solution

The fourth proportional to 155,017.70, 213,947.83 and 94,623.49 is: 130,594.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,017.70 : 213,947.83 = 94,623.49 : x
  2. Step 2: Convert to fraction form
    155,017.70/213,947.83 = 94,623.49/x
  3. Step 3: Cross multiply
    155,017.70x = 213,947.83 × 94,623.49
  4. Step 4: Simplify right side
    155,017.70x = 20,244,490,738.24
  5. Step 5: Solve for x
    x = 20,244,490,738.24/155,017.70
  6. Step 6: Final answer
    x = 130,594.71

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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.