Home / 76,625.73-114,942.93-23,319.45

Finding the Fourth Proportional to 76,625.73, 114,942.93 and 23,319.45

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Solution

The fourth proportional to 76,625.73, 114,942.93 and 23,319.45 is: 34,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,625.73 : 114,942.93 = 23,319.45 : x
  2. Step 2: Convert to fraction form
    76,625.73/114,942.93 = 23,319.45/x
  3. Step 3: Cross multiply
    76,625.73x = 114,942.93 × 23,319.45
  4. Step 4: Simplify right side
    76,625.73x = 2,680,406,252.58
  5. Step 5: Solve for x
    x = 2,680,406,252.58/76,625.73
  6. Step 6: Final answer
    x = 34,980.50

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1.5x scale

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.