Home / 113,439.98-156,520.40-95,359.44

Finding the Fourth Proportional to 113,439.98, 156,520.40 and 95,359.44

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Solution

The fourth proportional to 113,439.98, 156,520.40 and 95,359.44 is: 131,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,439.98 : 156,520.40 = 95,359.44 : x
  2. Step 2: Convert to fraction form
    113,439.98/156,520.40 = 95,359.44/x
  3. Step 3: Cross multiply
    113,439.98x = 156,520.40 × 95,359.44
  4. Step 4: Simplify right side
    113,439.98x = 14,925,697,692.58
  5. Step 5: Solve for x
    x = 14,925,697,692.58/113,439.98
  6. Step 6: Final answer
    x = 131,573.52

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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.