Home / 51,000.10-76,500.15-39,336.10

Finding the Fourth Proportional to 51,000.10, 76,500.15 and 39,336.10

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Solution

The fourth proportional to 51,000.10, 76,500.15 and 39,336.10 is: 59,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,000.10 : 76,500.15 = 39,336.10 : x
  2. Step 2: Convert to fraction form
    51,000.10/76,500.15 = 39,336.10/x
  3. Step 3: Cross multiply
    51,000.10x = 76,500.15 × 39,336.10
  4. Step 4: Simplify right side
    51,000.10x = 3,009,217,550.42
  5. Step 5: Solve for x
    x = 3,009,217,550.42/51,000.10
  6. Step 6: Final answer
    x = 59,004.15

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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.