Home / 156,527.75-234,791.63-73,421.75

Finding the Fourth Proportional to 156,527.75, 234,791.63 and 73,421.75

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Solution

The fourth proportional to 156,527.75, 234,791.63 and 73,421.75 is: 110,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,527.75 : 234,791.63 = 73,421.75 : x
  2. Step 2: Convert to fraction form
    156,527.75/234,791.63 = 73,421.75/x
  3. Step 3: Cross multiply
    156,527.75x = 234,791.63 × 73,421.75
  4. Step 4: Simplify right side
    156,527.75x = 17,238,812,359.95
  5. Step 5: Solve for x
    x = 17,238,812,359.95/156,527.75
  6. Step 6: Final answer
    x = 110,132.63

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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.