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Finding the Fourth Proportional to 58,570.57, 87,855.08 and 14,197.72

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Solution

The fourth proportional to 58,570.57, 87,855.08 and 14,197.72 is: 21,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,570.57 : 87,855.08 = 14,197.72 : x
  2. Step 2: Convert to fraction form
    58,570.57/87,855.08 = 14,197.72/x
  3. Step 3: Cross multiply
    58,570.57x = 87,855.08 × 14,197.72
  4. Step 4: Simplify right side
    58,570.57x = 1,247,341,826.42
  5. Step 5: Solve for x
    x = 1,247,341,826.42/58,570.57
  6. Step 6: Final answer
    x = 21,296.39

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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.