Home / 47,620.10-65,720.04-27,480.26

Finding the Fourth Proportional to 47,620.10, 65,720.04 and 27,480.26

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Solution

The fourth proportional to 47,620.10, 65,720.04 and 27,480.26 is: 37,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,620.10 : 65,720.04 = 27,480.26 : x
  2. Step 2: Convert to fraction form
    47,620.10/65,720.04 = 27,480.26/x
  3. Step 3: Cross multiply
    47,620.10x = 65,720.04 × 27,480.26
  4. Step 4: Simplify right side
    47,620.10x = 1,806,003,786.41
  5. Step 5: Solve for x
    x = 1,806,003,786.41/47,620.10
  6. Step 6: Final answer
    x = 37,925.24

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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.