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Finding the Fourth Proportional to 93,693.32, 140,314.76 and 53,590.76

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Solution

The fourth proportional to 93,693.32, 140,314.76 and 53,590.76 is: 80,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,693.32 : 140,314.76 = 53,590.76 : x
  2. Step 2: Convert to fraction form
    93,693.32/140,314.76 = 53,590.76/x
  3. Step 3: Cross multiply
    93,693.32x = 140,314.76 × 53,590.76
  4. Step 4: Simplify right side
    93,693.32x = 7,519,573,658.09
  5. Step 5: Solve for x
    x = 7,519,573,658.09/93,693.32
  6. Step 6: Final answer
    x = 80,257.31

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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.