Home / 58,579.80-87,849.64-19,127.13

Finding the Fourth Proportional to 58,579.80, 87,849.64 and 19,127.13

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Solution

The fourth proportional to 58,579.80, 87,849.64 and 19,127.13 is: 28,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579.80 : 87,849.64 = 19,127.13 : x
  2. Step 2: Convert to fraction form
    58,579.80/87,849.64 = 19,127.13/x
  3. Step 3: Cross multiply
    58,579.80x = 87,849.64 × 19,127.13
  4. Step 4: Simplify right side
    58,579.80x = 1,680,311,484.73
  5. Step 5: Solve for x
    x = 1,680,311,484.73/58,579.80
  6. Step 6: Final answer
    x = 28,684.15

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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.