Home / 104,529.60-144,051.12-102,610.08

Finding the Fourth Proportional to 104,529.60, 144,051.12 and 102,610.08

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Solution

The fourth proportional to 104,529.60, 144,051.12 and 102,610.08 is: 141,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,529.60 : 144,051.12 = 102,610.08 : x
  2. Step 2: Convert to fraction form
    104,529.60/144,051.12 = 102,610.08/x
  3. Step 3: Cross multiply
    104,529.60x = 144,051.12 × 102,610.08
  4. Step 4: Simplify right side
    104,529.60x = 14,781,096,947.29
  5. Step 5: Solve for x
    x = 14,781,096,947.29/104,529.60
  6. Step 6: Final answer
    x = 141,405.85

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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.