Home / 301,085.15-451,628.49-101,545.70

Finding the Fourth Proportional to 301,085.15, 451,628.49 and 101,545.70

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Solution

The fourth proportional to 301,085.15, 451,628.49 and 101,545.70 is: 152,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,085.15 : 451,628.49 = 101,545.70 : x
  2. Step 2: Convert to fraction form
    301,085.15/451,628.49 = 101,545.70/x
  3. Step 3: Cross multiply
    301,085.15x = 451,628.49 × 101,545.70
  4. Step 4: Simplify right side
    301,085.15x = 45,860,928,898.85
  5. Step 5: Solve for x
    x = 45,860,928,898.85/301,085.15
  6. Step 6: Final answer
    x = 152,318.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.