Home / 160,555.86-240,869.03-53,935.97

Finding the Fourth Proportional to 160,555.86, 240,869.03 and 53,935.97

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Solution

The fourth proportional to 160,555.86, 240,869.03 and 53,935.97 is: 80,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,555.86 : 240,869.03 = 53,935.97 : x
  2. Step 2: Convert to fraction form
    160,555.86/240,869.03 = 53,935.97/x
  3. Step 3: Cross multiply
    160,555.86x = 240,869.03 × 53,935.97
  4. Step 4: Simplify right side
    160,555.86x = 12,991,503,301.98
  5. Step 5: Solve for x
    x = 12,991,503,301.98/160,555.86
  6. Step 6: Final answer
    x = 80,915.78

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1.5x scale

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.