Home / 76,876.86-106,097.37-48,201.06

Finding the Fourth Proportional to 76,876.86, 106,097.37 and 48,201.06

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Solution

The fourth proportional to 76,876.86, 106,097.37 and 48,201.06 is: 66,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,876.86 : 106,097.37 = 48,201.06 : x
  2. Step 2: Convert to fraction form
    76,876.86/106,097.37 = 48,201.06/x
  3. Step 3: Cross multiply
    76,876.86x = 106,097.37 × 48,201.06
  4. Step 4: Simplify right side
    76,876.86x = 5,114,005,697.21
  5. Step 5: Solve for x
    x = 5,114,005,697.21/76,876.86
  6. Step 6: Final answer
    x = 66,522.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.