Home / 178,146.06-245,723.28-114,564.30

Finding the Fourth Proportional to 178,146.06, 245,723.28 and 114,564.30

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Solution

The fourth proportional to 178,146.06, 245,723.28 and 114,564.30 is: 158,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,146.06 : 245,723.28 = 114,564.30 : x
  2. Step 2: Convert to fraction form
    178,146.06/245,723.28 = 114,564.30/x
  3. Step 3: Cross multiply
    178,146.06x = 245,723.28 × 114,564.30
  4. Step 4: Simplify right side
    178,146.06x = 28,151,115,566.90
  5. Step 5: Solve for x
    x = 28,151,115,566.90/178,146.06
  6. Step 6: Final answer
    x = 158,022.67

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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.