Home / 156,922.90-235,384.35-104,161.30

Finding the Fourth Proportional to 156,922.90, 235,384.35 and 104,161.30

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Solution

The fourth proportional to 156,922.90, 235,384.35 and 104,161.30 is: 156,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.90 : 235,384.35 = 104,161.30 : x
  2. Step 2: Convert to fraction form
    156,922.90/235,384.35 = 104,161.30/x
  3. Step 3: Cross multiply
    156,922.90x = 235,384.35 × 104,161.30
  4. Step 4: Simplify right side
    156,922.90x = 24,517,939,895.66
  5. Step 5: Solve for x
    x = 24,517,939,895.66/156,922.90
  6. Step 6: Final answer
    x = 156,241.95

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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.