Home / 102,162.52-153,242.23-45,962.94

Finding the Fourth Proportional to 102,162.52, 153,242.23 and 45,962.94

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Solution

The fourth proportional to 102,162.52, 153,242.23 and 45,962.94 is: 68,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,162.52 : 153,242.23 = 45,962.94 : x
  2. Step 2: Convert to fraction form
    102,162.52/153,242.23 = 45,962.94/x
  3. Step 3: Cross multiply
    102,162.52x = 153,242.23 × 45,962.94
  4. Step 4: Simplify right side
    102,162.52x = 7,043,463,422.96
  5. Step 5: Solve for x
    x = 7,043,463,422.96/102,162.52
  6. Step 6: Final answer
    x = 68,943.72

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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.