Home / 50,999.10-76,498.65-43,125.90

Finding the Fourth Proportional to 50,999.10, 76,498.65 and 43,125.90

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Solution

The fourth proportional to 50,999.10, 76,498.65 and 43,125.90 is: 64,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,999.10 : 76,498.65 = 43,125.90 : x
  2. Step 2: Convert to fraction form
    50,999.10/76,498.65 = 43,125.90/x
  3. Step 3: Cross multiply
    50,999.10x = 76,498.65 × 43,125.90
  4. Step 4: Simplify right side
    50,999.10x = 3,299,073,130.04
  5. Step 5: Solve for x
    x = 3,299,073,130.04/50,999.10
  6. Step 6: Final answer
    x = 64,688.85

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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.