Home / 176,489.12-243,576.24-101,036

Finding the Fourth Proportional to 176,489.12, 243,576.24 and 101,036

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Solution

The fourth proportional to 176,489.12, 243,576.24 and 101,036 is: 139,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,489.12 : 243,576.24 = 101,036 : x
  2. Step 2: Convert to fraction form
    176,489.12/243,576.24 = 101,036/x
  3. Step 3: Cross multiply
    176,489.12x = 243,576.24 × 101,036
  4. Step 4: Simplify right side
    176,489.12x = 24,609,968,984.64
  5. Step 5: Solve for x
    x = 24,609,968,984.64/176,489.12
  6. Step 6: Final answer
    x = 139,441.85

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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.