Home / 183,888.43-253,758.98-103,319.35

Finding the Fourth Proportional to 183,888.43, 253,758.98 and 103,319.35

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Solution

The fourth proportional to 183,888.43, 253,758.98 and 103,319.35 is: 142,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,888.43 : 253,758.98 = 103,319.35 : x
  2. Step 2: Convert to fraction form
    183,888.43/253,758.98 = 103,319.35/x
  3. Step 3: Cross multiply
    183,888.43x = 253,758.98 × 103,319.35
  4. Step 4: Simplify right side
    183,888.43x = 26,218,211,912.99
  5. Step 5: Solve for x
    x = 26,218,211,912.99/183,888.43
  6. Step 6: Final answer
    x = 142,576.74

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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.