Home / 104,624.24-144,384.30-56,880.80

Finding the Fourth Proportional to 104,624.24, 144,384.30 and 56,880.80

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Solution

The fourth proportional to 104,624.24, 144,384.30 and 56,880.80 is: 78,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.24 : 144,384.30 = 56,880.80 : x
  2. Step 2: Convert to fraction form
    104,624.24/144,384.30 = 56,880.80/x
  3. Step 3: Cross multiply
    104,624.24x = 144,384.30 × 56,880.80
  4. Step 4: Simplify right side
    104,624.24x = 8,212,694,491.44
  5. Step 5: Solve for x
    x = 8,212,694,491.44/104,624.24
  6. Step 6: Final answer
    x = 78,497.05

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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.