Home / 130,093.48-179,648.58-104,604.04

Finding the Fourth Proportional to 130,093.48, 179,648.58 and 104,604.04

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Solution

The fourth proportional to 130,093.48, 179,648.58 and 104,604.04 is: 144,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,093.48 : 179,648.58 = 104,604.04 : x
  2. Step 2: Convert to fraction form
    130,093.48/179,648.58 = 104,604.04/x
  3. Step 3: Cross multiply
    130,093.48x = 179,648.58 × 104,604.04
  4. Step 4: Simplify right side
    130,093.48x = 18,791,967,248.26
  5. Step 5: Solve for x
    x = 18,791,967,248.26/130,093.48
  6. Step 6: Final answer
    x = 144,449.72

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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.