Home / 47,031.35-64,905.13-25,811.37

Finding the Fourth Proportional to 47,031.35, 64,905.13 and 25,811.37

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Solution

The fourth proportional to 47,031.35, 64,905.13 and 25,811.37 is: 35,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.35 : 64,905.13 = 25,811.37 : x
  2. Step 2: Convert to fraction form
    47,031.35/64,905.13 = 25,811.37/x
  3. Step 3: Cross multiply
    47,031.35x = 64,905.13 × 25,811.37
  4. Step 4: Simplify right side
    47,031.35x = 1,675,290,325.33
  5. Step 5: Solve for x
    x = 1,675,290,325.33/47,031.35
  6. Step 6: Final answer
    x = 35,620.72

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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.