Home / 176,823.10-265,234.65-120,835.90

Finding the Fourth Proportional to 176,823.10, 265,234.65 and 120,835.90

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Solution

The fourth proportional to 176,823.10, 265,234.65 and 120,835.90 is: 181,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,823.10 : 265,234.65 = 120,835.90 : x
  2. Step 2: Convert to fraction form
    176,823.10/265,234.65 = 120,835.90/x
  3. Step 3: Cross multiply
    176,823.10x = 265,234.65 × 120,835.90
  4. Step 4: Simplify right side
    176,823.10x = 32,049,867,643.94
  5. Step 5: Solve for x
    x = 32,049,867,643.94/176,823.10
  6. Step 6: Final answer
    x = 181,253.85

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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.