Home / 176,527.12-264,762.77-76,660.51

Finding the Fourth Proportional to 176,527.12, 264,762.77 and 76,660.51

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Solution

The fourth proportional to 176,527.12, 264,762.77 and 76,660.51 is: 114,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,527.12 : 264,762.77 = 76,660.51 : x
  2. Step 2: Convert to fraction form
    176,527.12/264,762.77 = 76,660.51/x
  3. Step 3: Cross multiply
    176,527.12x = 264,762.77 × 76,660.51
  4. Step 4: Simplify right side
    176,527.12x = 20,296,847,270.10
  5. Step 5: Solve for x
    x = 20,296,847,270.10/176,527.12
  6. Step 6: Final answer
    x = 114,978.63

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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.