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Finding the Fourth Proportional to 58,214.65, 87,322.89 and 18,234.70

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Solution

The fourth proportional to 58,214.65, 87,322.89 and 18,234.70 is: 27,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,214.65 : 87,322.89 = 18,234.70 : x
  2. Step 2: Convert to fraction form
    58,214.65/87,322.89 = 18,234.70/x
  3. Step 3: Cross multiply
    58,214.65x = 87,322.89 × 18,234.70
  4. Step 4: Simplify right side
    58,214.65x = 1,592,306,702.28
  5. Step 5: Solve for x
    x = 1,592,306,702.28/58,214.65
  6. Step 6: Final answer
    x = 27,352.34

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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.