Home / 98,748.93-148,122.69-39,583.74

Finding the Fourth Proportional to 98,748.93, 148,122.69 and 39,583.74

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Solution

The fourth proportional to 98,748.93, 148,122.69 and 39,583.74 is: 59,375.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,748.93 : 148,122.69 = 39,583.74 : x
  2. Step 2: Convert to fraction form
    98,748.93/148,122.69 = 39,583.74/x
  3. Step 3: Cross multiply
    98,748.93x = 148,122.69 × 39,583.74
  4. Step 4: Simplify right side
    98,748.93x = 5,863,250,049.06
  5. Step 5: Solve for x
    x = 5,863,250,049.06/98,748.93
  6. Step 6: Final answer
    x = 59,375.33

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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.