Home / 178,041.75-245,697.62-98,553.75

Finding the Fourth Proportional to 178,041.75, 245,697.62 and 98,553.75

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Solution

The fourth proportional to 178,041.75, 245,697.62 and 98,553.75 is: 136,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,041.75 : 245,697.62 = 98,553.75 : x
  2. Step 2: Convert to fraction form
    178,041.75/245,697.62 = 98,553.75/x
  3. Step 3: Cross multiply
    178,041.75x = 245,697.62 × 98,553.75
  4. Step 4: Simplify right side
    178,041.75x = 24,214,421,817.08
  5. Step 5: Solve for x
    x = 24,214,421,817.08/178,041.75
  6. Step 6: Final answer
    x = 136,004.18

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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.