Home / 99,604.08-149,354.28-46,999.44

Finding the Fourth Proportional to 99,604.08, 149,354.28 and 46,999.44

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Solution

The fourth proportional to 99,604.08, 149,354.28 and 46,999.44 is: 70,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,604.08 : 149,354.28 = 46,999.44 : x
  2. Step 2: Convert to fraction form
    99,604.08/149,354.28 = 46,999.44/x
  3. Step 3: Cross multiply
    99,604.08x = 149,354.28 × 46,999.44
  4. Step 4: Simplify right side
    99,604.08x = 7,019,567,521.60
  5. Step 5: Solve for x
    x = 7,019,567,521.60/99,604.08
  6. Step 6: Final answer
    x = 70,474.70

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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.