Home / 53,698.34-80,547.82-18,159.91

Finding the Fourth Proportional to 53,698.34, 80,547.82 and 18,159.91

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Solution

The fourth proportional to 53,698.34, 80,547.82 and 18,159.91 is: 27,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,698.34 : 80,547.82 = 18,159.91 : x
  2. Step 2: Convert to fraction form
    53,698.34/80,547.82 = 18,159.91/x
  3. Step 3: Cross multiply
    53,698.34x = 80,547.82 × 18,159.91
  4. Step 4: Simplify right side
    53,698.34x = 1,462,741,161.90
  5. Step 5: Solve for x
    x = 1,462,741,161.90/53,698.34
  6. Step 6: Final answer
    x = 27,239.97

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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.