Home / 148,298.87-204,651.36-80,314.27

Finding the Fourth Proportional to 148,298.87, 204,651.36 and 80,314.27

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Solution

The fourth proportional to 148,298.87, 204,651.36 and 80,314.27 is: 110,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,298.87 : 204,651.36 = 80,314.27 : x
  2. Step 2: Convert to fraction form
    148,298.87/204,651.36 = 80,314.27/x
  3. Step 3: Cross multiply
    148,298.87x = 204,651.36 × 80,314.27
  4. Step 4: Simplify right side
    148,298.87x = 16,436,424,071.28
  5. Step 5: Solve for x
    x = 16,436,424,071.28/148,298.87
  6. Step 6: Final answer
    x = 110,833.10

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1.5x scale

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.