Home / 104,520.44-144,238.57-61,501.58

Finding the Fourth Proportional to 104,520.44, 144,238.57 and 61,501.58

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Solution

The fourth proportional to 104,520.44, 144,238.57 and 61,501.58 is: 84,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,520.44 : 144,238.57 = 61,501.58 : x
  2. Step 2: Convert to fraction form
    104,520.44/144,238.57 = 61,501.58/x
  3. Step 3: Cross multiply
    104,520.44x = 144,238.57 × 61,501.58
  4. Step 4: Simplify right side
    104,520.44x = 8,870,899,076.99
  5. Step 5: Solve for x
    x = 8,870,899,076.99/104,520.44
  6. Step 6: Final answer
    x = 84,872.39

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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.