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Finding the Fourth Proportional to 58,551.52, 87,839.52 and 19,110.88

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Solution

The fourth proportional to 58,551.52, 87,839.52 and 19,110.88 is: 28,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.52 : 87,839.52 = 19,110.88 : x
  2. Step 2: Convert to fraction form
    58,551.52/87,839.52 = 19,110.88/x
  3. Step 3: Cross multiply
    58,551.52x = 87,839.52 × 19,110.88
  4. Step 4: Simplify right side
    58,551.52x = 1,678,690,525.98
  5. Step 5: Solve for x
    x = 1,678,690,525.98/58,551.52
  6. Step 6: Final answer
    x = 28,670.32

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1.5x scale

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.