Home / 176,313.20-264,534.60-71,142.80

Finding the Fourth Proportional to 176,313.20, 264,534.60 and 71,142.80

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Solution

The fourth proportional to 176,313.20, 264,534.60 and 71,142.80 is: 106,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,313.20 : 264,534.60 = 71,142.80 : x
  2. Step 2: Convert to fraction form
    176,313.20/264,534.60 = 71,142.80/x
  3. Step 3: Cross multiply
    176,313.20x = 264,534.60 × 71,142.80
  4. Step 4: Simplify right side
    176,313.20x = 18,819,732,140.88
  5. Step 5: Solve for x
    x = 18,819,732,140.88/176,313.20
  6. Step 6: Final answer
    x = 106,740.35

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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.