Home / 47,290.48-65,260.92-25,780.40

Finding the Fourth Proportional to 47,290.48, 65,260.92 and 25,780.40

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Solution

The fourth proportional to 47,290.48, 65,260.92 and 25,780.40 is: 35,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290.48 : 65,260.92 = 25,780.40 : x
  2. Step 2: Convert to fraction form
    47,290.48/65,260.92 = 25,780.40/x
  3. Step 3: Cross multiply
    47,290.48x = 65,260.92 × 25,780.40
  4. Step 4: Simplify right side
    47,290.48x = 1,682,452,621.97
  5. Step 5: Solve for x
    x = 1,682,452,621.97/47,290.48
  6. Step 6: Final answer
    x = 35,576.98

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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.