Home / 98,954.39-148,375.35-38,950.34

Finding the Fourth Proportional to 98,954.39, 148,375.35 and 38,950.34

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Solution

The fourth proportional to 98,954.39, 148,375.35 and 38,950.34 is: 58,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,954.39 : 148,375.35 = 38,950.34 : x
  2. Step 2: Convert to fraction form
    98,954.39/148,375.35 = 38,950.34/x
  3. Step 3: Cross multiply
    98,954.39x = 148,375.35 × 38,950.34
  4. Step 4: Simplify right side
    98,954.39x = 5,779,270,876.68
  5. Step 5: Solve for x
    x = 5,779,270,876.68/98,954.39
  6. Step 6: Final answer
    x = 58,403.38

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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.