Home / 148,285.51-204,632.99-80,300.93

Finding the Fourth Proportional to 148,285.51, 204,632.99 and 80,300.93

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Solution

The fourth proportional to 148,285.51, 204,632.99 and 80,300.93 is: 110,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,285.51 : 204,632.99 = 80,300.93 : x
  2. Step 2: Convert to fraction form
    148,285.51/204,632.99 = 80,300.93/x
  3. Step 3: Cross multiply
    148,285.51x = 204,632.99 × 80,300.93
  4. Step 4: Simplify right side
    148,285.51x = 16,432,219,405.68
  5. Step 5: Solve for x
    x = 16,432,219,405.68/148,285.51
  6. Step 6: Final answer
    x = 110,814.73

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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.