Home / 99,524.20-149,286.30-94,603.45

Finding the Fourth Proportional to 99,524.20, 149,286.30 and 94,603.45

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Solution

The fourth proportional to 99,524.20, 149,286.30 and 94,603.45 is: 141,905.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,524.20 : 149,286.30 = 94,603.45 : x
  2. Step 2: Convert to fraction form
    99,524.20/149,286.30 = 94,603.45/x
  3. Step 3: Cross multiply
    99,524.20x = 149,286.30 × 94,603.45
  4. Step 4: Simplify right side
    99,524.20x = 14,122,999,017.74
  5. Step 5: Solve for x
    x = 14,122,999,017.74/99,524.20
  6. Step 6: Final answer
    x = 141,905.18

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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.