Home / 43,216.38-64,835.50-12,051.63

Finding the Fourth Proportional to 43,216.38, 64,835.50 and 12,051.63

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Solution

The fourth proportional to 43,216.38, 64,835.50 and 12,051.63 is: 18,080.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,216.38 : 64,835.50 = 12,051.63 : x
  2. Step 2: Convert to fraction form
    43,216.38/64,835.50 = 12,051.63/x
  3. Step 3: Cross multiply
    43,216.38x = 64,835.50 × 12,051.63
  4. Step 4: Simplify right side
    43,216.38x = 781,373,456.87
  5. Step 5: Solve for x
    x = 781,373,456.87/43,216.38
  6. Step 6: Final answer
    x = 18,080.49

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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.