Home / 104,829.29-144,666.10-57,082.62

Finding the Fourth Proportional to 104,829.29, 144,666.10 and 57,082.62

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Solution

The fourth proportional to 104,829.29, 144,666.10 and 57,082.62 is: 78,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,829.29 : 144,666.10 = 57,082.62 : x
  2. Step 2: Convert to fraction form
    104,829.29/144,666.10 = 57,082.62/x
  3. Step 3: Cross multiply
    104,829.29x = 144,666.10 × 57,082.62
  4. Step 4: Simplify right side
    104,829.29x = 8,257,920,627.03
  5. Step 5: Solve for x
    x = 8,257,920,627.03/104,829.29
  6. Step 6: Final answer
    x = 78,774.94

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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.