Home / 156,221.88-234,284.40-56,369.16

Finding the Fourth Proportional to 156,221.88, 234,284.40 and 56,369.16

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Solution

The fourth proportional to 156,221.88, 234,284.40 and 56,369.16 is: 84,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,221.88 : 234,284.40 = 56,369.16 : x
  2. Step 2: Convert to fraction form
    156,221.88/234,284.40 = 56,369.16/x
  3. Step 3: Cross multiply
    156,221.88x = 234,284.40 × 56,369.16
  4. Step 4: Simplify right side
    156,221.88x = 13,206,414,829.10
  5. Step 5: Solve for x
    x = 13,206,414,829.10/156,221.88
  6. Step 6: Final answer
    x = 84,536.27

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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.