Home / 178,049.30-245,706.83-97,478.17

Finding the Fourth Proportional to 178,049.30, 245,706.83 and 97,478.17

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Solution

The fourth proportional to 178,049.30, 245,706.83 and 97,478.17 is: 134,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,049.30 : 245,706.83 = 97,478.17 : x
  2. Step 2: Convert to fraction form
    178,049.30/245,706.83 = 97,478.17/x
  3. Step 3: Cross multiply
    178,049.30x = 245,706.83 × 97,478.17
  4. Step 4: Simplify right side
    178,049.30x = 23,951,051,408.79
  5. Step 5: Solve for x
    x = 23,951,051,408.79/178,049.30
  6. Step 6: Final answer
    x = 134,519.22

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1.5x scale

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.