Home / 76,225.05-105,197.13-44,396.91

Finding the Fourth Proportional to 76,225.05, 105,197.13 and 44,396.91

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Solution

The fourth proportional to 76,225.05, 105,197.13 and 44,396.91 is: 61,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,225.05 : 105,197.13 = 44,396.91 : x
  2. Step 2: Convert to fraction form
    76,225.05/105,197.13 = 44,396.91/x
  3. Step 3: Cross multiply
    76,225.05x = 105,197.13 × 44,396.91
  4. Step 4: Simplify right side
    76,225.05x = 4,670,427,512.87
  5. Step 5: Solve for x
    x = 4,670,427,512.87/76,225.05
  6. Step 6: Final answer
    x = 61,271.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.