Home / 50,580.16-75,913.99-19,437.28

Finding the Fourth Proportional to 50,580.16, 75,913.99 and 19,437.28

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Solution

The fourth proportional to 50,580.16, 75,913.99 and 19,437.28 is: 29,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,580.16 : 75,913.99 = 19,437.28 : x
  2. Step 2: Convert to fraction form
    50,580.16/75,913.99 = 19,437.28/x
  3. Step 3: Cross multiply
    50,580.16x = 75,913.99 × 19,437.28
  4. Step 4: Simplify right side
    50,580.16x = 1,475,561,777.52
  5. Step 5: Solve for x
    x = 1,475,561,777.52/50,580.16
  6. Step 6: Final answer
    x = 29,172.74

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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.