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Finding the Fourth Proportional to 58,475.52, 87,703.04 and 19,026.88

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Solution

The fourth proportional to 58,475.52, 87,703.04 and 19,026.88 is: 28,536.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,475.52 : 87,703.04 = 19,026.88 : x
  2. Step 2: Convert to fraction form
    58,475.52/87,703.04 = 19,026.88/x
  3. Step 3: Cross multiply
    58,475.52x = 87,703.04 × 19,026.88
  4. Step 4: Simplify right side
    58,475.52x = 1,668,715,217.72
  5. Step 5: Solve for x
    x = 1,668,715,217.72/58,475.52
  6. Step 6: Final answer
    x = 28,536.99

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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.