Home / 176,445.31-264,519.18-76,530.25

Finding the Fourth Proportional to 176,445.31, 264,519.18 and 76,530.25

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Solution

The fourth proportional to 176,445.31, 264,519.18 and 76,530.25 is: 114,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,445.31 : 264,519.18 = 76,530.25 : x
  2. Step 2: Convert to fraction form
    176,445.31/264,519.18 = 76,530.25/x
  3. Step 3: Cross multiply
    176,445.31x = 264,519.18 × 76,530.25
  4. Step 4: Simplify right side
    176,445.31x = 20,243,718,975.20
  5. Step 5: Solve for x
    x = 20,243,718,975.20/176,445.31
  6. Step 6: Final answer
    x = 114,730.84

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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.