Home / 53,911.83-74,397.34-30,037.99

Finding the Fourth Proportional to 53,911.83, 74,397.34 and 30,037.99

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Solution

The fourth proportional to 53,911.83, 74,397.34 and 30,037.99 is: 41,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.83 : 74,397.34 = 30,037.99 : x
  2. Step 2: Convert to fraction form
    53,911.83/74,397.34 = 30,037.99/x
  3. Step 3: Cross multiply
    53,911.83x = 74,397.34 × 30,037.99
  4. Step 4: Simplify right side
    53,911.83x = 2,234,746,377.03
  5. Step 5: Solve for x
    x = 2,234,746,377.03/53,911.83
  6. Step 6: Final answer
    x = 41,451.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.