Home / 58,477.14-87,723-19,023.66

Finding the Fourth Proportional to 58,477.14, 87,723 and 19,023.66

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Solution

The fourth proportional to 58,477.14, 87,723 and 19,023.66 is: 28,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,477.14 : 87,723 = 19,023.66 : x
  2. Step 2: Convert to fraction form
    58,477.14/87,723 = 19,023.66/x
  3. Step 3: Cross multiply
    58,477.14x = 87,723 × 19,023.66
  4. Step 4: Simplify right side
    58,477.14x = 1,668,812,526.18
  5. Step 5: Solve for x
    x = 1,668,812,526.18/58,477.14
  6. Step 6: Final answer
    x = 28,537.86

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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.