Home / 104,826.18-144,663.75-57,080.34

Finding the Fourth Proportional to 104,826.18, 144,663.75 and 57,080.34

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Solution

The fourth proportional to 104,826.18, 144,663.75 and 57,080.34 is: 78,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,826.18 : 144,663.75 = 57,080.34 : x
  2. Step 2: Convert to fraction form
    104,826.18/144,663.75 = 57,080.34/x
  3. Step 3: Cross multiply
    104,826.18x = 144,663.75 × 57,080.34
  4. Step 4: Simplify right side
    104,826.18x = 8,257,456,035.68
  5. Step 5: Solve for x
    x = 8,257,456,035.68/104,826.18
  6. Step 6: Final answer
    x = 78,772.84

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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.