Home / 69,225.60-95,527.44-40,940.40

Finding the Fourth Proportional to 69,225.60, 95,527.44 and 40,940.40

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Solution

The fourth proportional to 69,225.60, 95,527.44 and 40,940.40 is: 56,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,225.60 : 95,527.44 = 40,940.40 : x
  2. Step 2: Convert to fraction form
    69,225.60/95,527.44 = 40,940.40/x
  3. Step 3: Cross multiply
    69,225.60x = 95,527.44 × 40,940.40
  4. Step 4: Simplify right side
    69,225.60x = 3,910,931,604.58
  5. Step 5: Solve for x
    x = 3,910,931,604.58/69,225.60
  6. Step 6: Final answer
    x = 56,495.45

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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.