Home / 76,056.08-113,989.08-36,602.60

Finding the Fourth Proportional to 76,056.08, 113,989.08 and 36,602.60

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Solution

The fourth proportional to 76,056.08, 113,989.08 and 36,602.60 is: 54,858.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,056.08 : 113,989.08 = 36,602.60 : x
  2. Step 2: Convert to fraction form
    76,056.08/113,989.08 = 36,602.60/x
  3. Step 3: Cross multiply
    76,056.08x = 113,989.08 × 36,602.60
  4. Step 4: Simplify right side
    76,056.08x = 4,172,296,699.61
  5. Step 5: Solve for x
    x = 4,172,296,699.61/76,056.08
  6. Step 6: Final answer
    x = 54,858.16

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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.