Home / 65,611.30-98,465.55-48,115.30

Finding the Fourth Proportional to 65,611.30, 98,465.55 and 48,115.30

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Solution

The fourth proportional to 65,611.30, 98,465.55 and 48,115.30 is: 72,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,611.30 : 98,465.55 = 48,115.30 : x
  2. Step 2: Convert to fraction form
    65,611.30/98,465.55 = 48,115.30/x
  3. Step 3: Cross multiply
    65,611.30x = 98,465.55 × 48,115.30
  4. Step 4: Simplify right side
    65,611.30x = 4,737,699,477.92
  5. Step 5: Solve for x
    x = 4,737,699,477.92/65,611.30
  6. Step 6: Final answer
    x = 72,208.59

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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.