Home / 56,944.16-85,397.76-18,983.36

Finding the Fourth Proportional to 56,944.16, 85,397.76 and 18,983.36

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Solution

The fourth proportional to 56,944.16, 85,397.76 and 18,983.36 is: 28,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944.16 : 85,397.76 = 18,983.36 : x
  2. Step 2: Convert to fraction form
    56,944.16/85,397.76 = 18,983.36/x
  3. Step 3: Cross multiply
    56,944.16x = 85,397.76 × 18,983.36
  4. Step 4: Simplify right side
    56,944.16x = 1,621,136,421.27
  5. Step 5: Solve for x
    x = 1,621,136,421.27/56,944.16
  6. Step 6: Final answer
    x = 28,468.88

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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.