Home / 36,375.48-54,563.22-31,430.16

Finding the Fourth Proportional to 36,375.48, 54,563.22 and 31,430.16

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Solution

The fourth proportional to 36,375.48, 54,563.22 and 31,430.16 is: 47,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,375.48 : 54,563.22 = 31,430.16 : x
  2. Step 2: Convert to fraction form
    36,375.48/54,563.22 = 31,430.16/x
  3. Step 3: Cross multiply
    36,375.48x = 54,563.22 × 31,430.16
  4. Step 4: Simplify right side
    36,375.48x = 1,714,930,734.72
  5. Step 5: Solve for x
    x = 1,714,930,734.72/36,375.48
  6. Step 6: Final answer
    x = 47,145.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.