Home / 153,302.40-229,896.24-53,436.96

Finding the Fourth Proportional to 153,302.40, 229,896.24 and 53,436.96

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Solution

The fourth proportional to 153,302.40, 229,896.24 and 53,436.96 is: 80,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,302.40 : 229,896.24 = 53,436.96 : x
  2. Step 2: Convert to fraction form
    153,302.40/229,896.24 = 53,436.96/x
  3. Step 3: Cross multiply
    153,302.40x = 229,896.24 × 53,436.96
  4. Step 4: Simplify right side
    153,302.40x = 12,284,956,181.03
  5. Step 5: Solve for x
    x = 12,284,956,181.03/153,302.40
  6. Step 6: Final answer
    x = 80,135.45

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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.