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Finding the Fourth Proportional to 93,483.42, 140,001.62 and 53,920.59

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Solution

The fourth proportional to 93,483.42, 140,001.62 and 53,920.59 is: 80,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,483.42 : 140,001.62 = 53,920.59 : x
  2. Step 2: Convert to fraction form
    93,483.42/140,001.62 = 53,920.59/x
  3. Step 3: Cross multiply
    93,483.42x = 140,001.62 × 53,920.59
  4. Step 4: Simplify right side
    93,483.42x = 7,548,969,156.75
  5. Step 5: Solve for x
    x = 7,548,969,156.75/93,483.42
  6. Step 6: Final answer
    x = 80,751.96

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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.