Home / 102,333.30-153,516.36-43,177.68

Finding the Fourth Proportional to 102,333.30, 153,516.36 and 43,177.68

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Solution

The fourth proportional to 102,333.30, 153,516.36 and 43,177.68 is: 64,773.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,333.30 : 153,516.36 = 43,177.68 : x
  2. Step 2: Convert to fraction form
    102,333.30/153,516.36 = 43,177.68/x
  3. Step 3: Cross multiply
    102,333.30x = 153,516.36 × 43,177.68
  4. Step 4: Simplify right side
    102,333.30x = 6,628,479,283.37
  5. Step 5: Solve for x
    x = 6,628,479,283.37/102,333.30
  6. Step 6: Final answer
    x = 64,773.44

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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.