Home / 115,610.21-173,429.19-40,714.86

Finding the Fourth Proportional to 115,610.21, 173,429.19 and 40,714.86

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Solution

The fourth proportional to 115,610.21, 173,429.19 and 40,714.86 is: 61,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,610.21 : 173,429.19 = 40,714.86 : x
  2. Step 2: Convert to fraction form
    115,610.21/173,429.19 = 40,714.86/x
  3. Step 3: Cross multiply
    115,610.21x = 173,429.19 × 40,714.86
  4. Step 4: Simplify right side
    115,610.21x = 7,061,145,190.76
  5. Step 5: Solve for x
    x = 7,061,145,190.76/115,610.21
  6. Step 6: Final answer
    x = 61,077.18

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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.