Home / 104,623.74-144,383.67-56,880.36

Finding the Fourth Proportional to 104,623.74, 144,383.67 and 56,880.36

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Solution

The fourth proportional to 104,623.74, 144,383.67 and 56,880.36 is: 78,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,623.74 : 144,383.67 = 56,880.36 : x
  2. Step 2: Convert to fraction form
    104,623.74/144,383.67 = 56,880.36/x
  3. Step 3: Cross multiply
    104,623.74x = 144,383.67 × 56,880.36
  4. Step 4: Simplify right side
    104,623.74x = 8,212,595,127.72
  5. Step 5: Solve for x
    x = 8,212,595,127.72/104,623.74
  6. Step 6: Final answer
    x = 78,496.48

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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.