Home / 132,698.53-183,124.17-72,269.44

Finding the Fourth Proportional to 132,698.53, 183,124.17 and 72,269.44

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Solution

The fourth proportional to 132,698.53, 183,124.17 and 72,269.44 is: 99,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,698.53 : 183,124.17 = 72,269.44 : x
  2. Step 2: Convert to fraction form
    132,698.53/183,124.17 = 72,269.44/x
  3. Step 3: Cross multiply
    132,698.53x = 183,124.17 × 72,269.44
  4. Step 4: Simplify right side
    132,698.53x = 13,234,281,216.36
  5. Step 5: Solve for x
    x = 13,234,281,216.36/132,698.53
  6. Step 6: Final answer
    x = 99,731.94

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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.