Home / 76,528.94-114,602.48-48,364.02

Finding the Fourth Proportional to 76,528.94, 114,602.48 and 48,364.02

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Solution

The fourth proportional to 76,528.94, 114,602.48 and 48,364.02 is: 72,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,528.94 : 114,602.48 = 48,364.02 : x
  2. Step 2: Convert to fraction form
    76,528.94/114,602.48 = 48,364.02/x
  3. Step 3: Cross multiply
    76,528.94x = 114,602.48 × 48,364.02
  4. Step 4: Simplify right side
    76,528.94x = 5,542,636,392.95
  5. Step 5: Solve for x
    x = 5,542,636,392.95/76,528.94
  6. Step 6: Final answer
    x = 72,425.37

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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.