Home / 132,795.85-183,257.99-72,366.35

Finding the Fourth Proportional to 132,795.85, 183,257.99 and 72,366.35

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Solution

The fourth proportional to 132,795.85, 183,257.99 and 72,366.35 is: 99,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,795.85 : 183,257.99 = 72,366.35 : x
  2. Step 2: Convert to fraction form
    132,795.85/183,257.99 = 72,366.35/x
  3. Step 3: Cross multiply
    132,795.85x = 183,257.99 × 72,366.35
  4. Step 4: Simplify right side
    132,795.85x = 13,261,711,844.64
  5. Step 5: Solve for x
    x = 13,261,711,844.64/132,795.85
  6. Step 6: Final answer
    x = 99,865.41

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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.