Home / 45,370.04-68,074.58-15,771.76

Finding the Fourth Proportional to 45,370.04, 68,074.58 and 15,771.76

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Solution

The fourth proportional to 45,370.04, 68,074.58 and 15,771.76 is: 23,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370.04 : 68,074.58 = 15,771.76 : x
  2. Step 2: Convert to fraction form
    45,370.04/68,074.58 = 15,771.76/x
  3. Step 3: Cross multiply
    45,370.04x = 68,074.58 × 15,771.76
  4. Step 4: Simplify right side
    45,370.04x = 1,073,655,937.86
  5. Step 5: Solve for x
    x = 1,073,655,937.86/45,370.04
  6. Step 6: Final answer
    x = 23,664.43

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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.