Home / 74,054.92-102,195.68-40,063.34

Finding the Fourth Proportional to 74,054.92, 102,195.68 and 40,063.34

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Solution

The fourth proportional to 74,054.92, 102,195.68 and 40,063.34 is: 55,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.92 : 102,195.68 = 40,063.34 : x
  2. Step 2: Convert to fraction form
    74,054.92/102,195.68 = 40,063.34/x
  3. Step 3: Cross multiply
    74,054.92x = 102,195.68 × 40,063.34
  4. Step 4: Simplify right side
    74,054.92x = 4,094,300,274.37
  5. Step 5: Solve for x
    x = 4,094,300,274.37/74,054.92
  6. Step 6: Final answer
    x = 55,287.35

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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.