Home / 88,000.90-131,904.15-48,586.30

Finding the Fourth Proportional to 88,000.90, 131,904.15 and 48,586.30

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Solution

The fourth proportional to 88,000.90, 131,904.15 and 48,586.30 is: 72,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.90 : 131,904.15 = 48,586.30 : x
  2. Step 2: Convert to fraction form
    88,000.90/131,904.15 = 48,586.30/x
  3. Step 3: Cross multiply
    88,000.90x = 131,904.15 × 48,586.30
  4. Step 4: Simplify right side
    88,000.90x = 6,408,734,603.15
  5. Step 5: Solve for x
    x = 6,408,734,603.15/88,000.90
  6. Step 6: Final answer
    x = 72,825.78

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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.