Home / 115,714.40-173,863.20-73,614.65

Finding the Fourth Proportional to 115,714.40, 173,863.20 and 73,614.65

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Solution

The fourth proportional to 115,714.40, 173,863.20 and 73,614.65 is: 110,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,714.40 : 173,863.20 = 73,614.65 : x
  2. Step 2: Convert to fraction form
    115,714.40/173,863.20 = 73,614.65/x
  3. Step 3: Cross multiply
    115,714.40x = 173,863.20 × 73,614.65
  4. Step 4: Simplify right side
    115,714.40x = 12,798,878,615.88
  5. Step 5: Solve for x
    x = 12,798,878,615.88/115,714.40
  6. Step 6: Final answer
    x = 110,607.48

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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.