Home / 122,795.33-183,973.86-66,599.59

Finding the Fourth Proportional to 122,795.33, 183,973.86 and 66,599.59

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Solution

The fourth proportional to 122,795.33, 183,973.86 and 66,599.59 is: 99,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,795.33 : 183,973.86 = 66,599.59 : x
  2. Step 2: Convert to fraction form
    122,795.33/183,973.86 = 66,599.59/x
  3. Step 3: Cross multiply
    122,795.33x = 183,973.86 × 66,599.59
  4. Step 4: Simplify right side
    122,795.33x = 12,252,583,646.72
  5. Step 5: Solve for x
    x = 12,252,583,646.72/122,795.33
  6. Step 6: Final answer
    x = 99,780.53

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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.