Home / 69,479.10-95,880.51-40,793.76

Finding the Fourth Proportional to 69,479.10, 95,880.51 and 40,793.76

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Solution

The fourth proportional to 69,479.10, 95,880.51 and 40,793.76 is: 56,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,479.10 : 95,880.51 = 40,793.76 : x
  2. Step 2: Convert to fraction form
    69,479.10/95,880.51 = 40,793.76/x
  3. Step 3: Cross multiply
    69,479.10x = 95,880.51 × 40,793.76
  4. Step 4: Simplify right side
    69,479.10x = 3,911,326,513.62
  5. Step 5: Solve for x
    x = 3,911,326,513.62/69,479.10
  6. Step 6: Final answer
    x = 56,295.01

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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.