Home / 98,505.82-147,818.49-39,336.53

Finding the Fourth Proportional to 98,505.82, 147,818.49 and 39,336.53

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Solution

The fourth proportional to 98,505.82, 147,818.49 and 39,336.53 is: 59,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,505.82 : 147,818.49 = 39,336.53 : x
  2. Step 2: Convert to fraction form
    98,505.82/147,818.49 = 39,336.53/x
  3. Step 3: Cross multiply
    98,505.82x = 147,818.49 × 39,336.53
  4. Step 4: Simplify right side
    98,505.82x = 5,814,666,835.99
  5. Step 5: Solve for x
    x = 5,814,666,835.99/98,505.82
  6. Step 6: Final answer
    x = 59,028.66

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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.