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Finding the Fourth Proportional to 93,457.69, 140,186.53 and 27,793.69

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Solution

The fourth proportional to 93,457.69, 140,186.53 and 27,793.69 is: 41,690.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,457.69 : 140,186.53 = 27,793.69 : x
  2. Step 2: Convert to fraction form
    93,457.69/140,186.53 = 27,793.69/x
  3. Step 3: Cross multiply
    93,457.69x = 140,186.53 × 27,793.69
  4. Step 4: Simplify right side
    93,457.69x = 3,896,300,641.27
  5. Step 5: Solve for x
    x = 3,896,300,641.27/93,457.69
  6. Step 6: Final answer
    x = 41,690.53

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Similar ratio
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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.