Home / 76,646.23-114,930.70-23,327.98

Finding the Fourth Proportional to 76,646.23, 114,930.70 and 23,327.98

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Solution

The fourth proportional to 76,646.23, 114,930.70 and 23,327.98 is: 34,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,646.23 : 114,930.70 = 23,327.98 : x
  2. Step 2: Convert to fraction form
    76,646.23/114,930.70 = 23,327.98/x
  3. Step 3: Cross multiply
    76,646.23x = 114,930.70 × 23,327.98
  4. Step 4: Simplify right side
    76,646.23x = 2,681,101,070.99
  5. Step 5: Solve for x
    x = 2,681,101,070.99/76,646.23
  6. Step 6: Final answer
    x = 34,980.21

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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.