Home / 98,926.54-148,430.94-54,549.70

Finding the Fourth Proportional to 98,926.54, 148,430.94 and 54,549.70

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Solution

The fourth proportional to 98,926.54, 148,430.94 and 54,549.70 is: 81,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.54 : 148,430.94 = 54,549.70 : x
  2. Step 2: Convert to fraction form
    98,926.54/148,430.94 = 54,549.70/x
  3. Step 3: Cross multiply
    98,926.54x = 148,430.94 × 54,549.70
  4. Step 4: Simplify right side
    98,926.54x = 8,096,863,247.72
  5. Step 5: Solve for x
    x = 8,096,863,247.72/98,926.54
  6. Step 6: Final answer
    x = 81,847.23

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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.