Home / 179,347.84-245,707.61-172,621.60

Finding the Fourth Proportional to 179,347.84, 245,707.61 and 172,621.60

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Solution

The fourth proportional to 179,347.84, 245,707.61 and 172,621.60 is: 236,492.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,347.84 : 245,707.61 = 172,621.60 : x
  2. Step 2: Convert to fraction form
    179,347.84/245,707.61 = 172,621.60/x
  3. Step 3: Cross multiply
    179,347.84x = 245,707.61 × 172,621.60
  4. Step 4: Simplify right side
    179,347.84x = 42,414,440,770.38
  5. Step 5: Solve for x
    x = 42,414,440,770.38/179,347.84
  6. Step 6: Final answer
    x = 236,492.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.