Home / 113,515.24-156,651.10-63,214.24

Finding the Fourth Proportional to 113,515.24, 156,651.10 and 63,214.24

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Solution

The fourth proportional to 113,515.24, 156,651.10 and 63,214.24 is: 87,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,515.24 : 156,651.10 = 63,214.24 : x
  2. Step 2: Convert to fraction form
    113,515.24/156,651.10 = 63,214.24/x
  3. Step 3: Cross multiply
    113,515.24x = 156,651.10 × 63,214.24
  4. Step 4: Simplify right side
    113,515.24x = 9,902,580,231.66
  5. Step 5: Solve for x
    x = 9,902,580,231.66/113,515.24
  6. Step 6: Final answer
    x = 87,235.69

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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.