Home / 104,767.84-144,577.60-57,022.24

Finding the Fourth Proportional to 104,767.84, 144,577.60 and 57,022.24

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Solution

The fourth proportional to 104,767.84, 144,577.60 and 57,022.24 is: 78,689.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,767.84 : 144,577.60 = 57,022.24 : x
  2. Step 2: Convert to fraction form
    104,767.84/144,577.60 = 57,022.24/x
  3. Step 3: Cross multiply
    104,767.84x = 144,577.60 × 57,022.24
  4. Step 4: Simplify right side
    104,767.84x = 8,244,138,605.82
  5. Step 5: Solve for x
    x = 8,244,138,605.82/104,767.84
  6. Step 6: Final answer
    x = 78,689.59

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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.