Home / 199,581.92-299,372.16-51,837.92

Finding the Fourth Proportional to 199,581.92, 299,372.16 and 51,837.92

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Solution

The fourth proportional to 199,581.92, 299,372.16 and 51,837.92 is: 77,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,581.92 : 299,372.16 = 51,837.92 : x
  2. Step 2: Convert to fraction form
    199,581.92/299,372.16 = 51,837.92/x
  3. Step 3: Cross multiply
    199,581.92x = 299,372.16 × 51,837.92
  4. Step 4: Simplify right side
    199,581.92x = 15,518,830,080.31
  5. Step 5: Solve for x
    x = 15,518,830,080.31/199,581.92
  6. Step 6: Final answer
    x = 77,756.69

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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.