Home / 47,205.14-65,140.68-25,980.32

Finding the Fourth Proportional to 47,205.14, 65,140.68 and 25,980.32

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Solution

The fourth proportional to 47,205.14, 65,140.68 and 25,980.32 is: 35,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205.14 : 65,140.68 = 25,980.32 : x
  2. Step 2: Convert to fraction form
    47,205.14/65,140.68 = 25,980.32/x
  3. Step 3: Cross multiply
    47,205.14x = 65,140.68 × 25,980.32
  4. Step 4: Simplify right side
    47,205.14x = 1,692,375,711.42
  5. Step 5: Solve for x
    x = 1,692,375,711.42/47,205.14
  6. Step 6: Final answer
    x = 35,851.51

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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.