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Finding the Fourth Proportional to 58,531.83, 87,788.83 and 19,088.88

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Solution

The fourth proportional to 58,531.83, 87,788.83 and 19,088.88 is: 28,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,531.83 : 87,788.83 = 19,088.88 : x
  2. Step 2: Convert to fraction form
    58,531.83/87,788.83 = 19,088.88/x
  3. Step 3: Cross multiply
    58,531.83x = 87,788.83 × 19,088.88
  4. Step 4: Simplify right side
    58,531.83x = 1,675,790,441.21
  5. Step 5: Solve for x
    x = 1,675,790,441.21/58,531.83
  6. Step 6: Final answer
    x = 28,630.41

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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.