Home / 148,050.99-204,309.77-80,068.03

Finding the Fourth Proportional to 148,050.99, 204,309.77 and 80,068.03

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Solution

The fourth proportional to 148,050.99, 204,309.77 and 80,068.03 is: 110,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,050.99 : 204,309.77 = 80,068.03 : x
  2. Step 2: Convert to fraction form
    148,050.99/204,309.77 = 80,068.03/x
  3. Step 3: Cross multiply
    148,050.99x = 204,309.77 × 80,068.03
  4. Step 4: Simplify right side
    148,050.99x = 16,358,679,371.76
  5. Step 5: Solve for x
    x = 16,358,679,371.76/148,050.99
  6. Step 6: Final answer
    x = 110,493.55

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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.