Home / 104,799.84-144,770.79-93,465.69

Finding the Fourth Proportional to 104,799.84, 144,770.79 and 93,465.69

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Solution

The fourth proportional to 104,799.84, 144,770.79 and 93,465.69 is: 129,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,799.84 : 144,770.79 = 93,465.69 : x
  2. Step 2: Convert to fraction form
    104,799.84/144,770.79 = 93,465.69/x
  3. Step 3: Cross multiply
    104,799.84x = 144,770.79 × 93,465.69
  4. Step 4: Simplify right side
    104,799.84x = 13,531,101,779.20
  5. Step 5: Solve for x
    x = 13,531,101,779.20/104,799.84
  6. Step 6: Final answer
    x = 129,113.76

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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.