Home / 156,633.32-216,055.64-92,926

Finding the Fourth Proportional to 156,633.32, 216,055.64 and 92,926

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Solution

The fourth proportional to 156,633.32, 216,055.64 and 92,926 is: 128,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633.32 : 216,055.64 = 92,926 : x
  2. Step 2: Convert to fraction form
    156,633.32/216,055.64 = 92,926/x
  3. Step 3: Cross multiply
    156,633.32x = 216,055.64 × 92,926
  4. Step 4: Simplify right side
    156,633.32x = 20,077,186,402.64
  5. Step 5: Solve for x
    x = 20,077,186,402.64/156,633.32
  6. Step 6: Final answer
    x = 128,179.54

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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.