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Finding the Fourth Proportional to 93,525.70, 140,288.55 and 56,200.90

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Solution

The fourth proportional to 93,525.70, 140,288.55 and 56,200.90 is: 84,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,525.70 : 140,288.55 = 56,200.90 : x
  2. Step 2: Convert to fraction form
    93,525.70/140,288.55 = 56,200.90/x
  3. Step 3: Cross multiply
    93,525.70x = 140,288.55 × 56,200.90
  4. Step 4: Simplify right side
    93,525.70x = 7,884,342,769.70
  5. Step 5: Solve for x
    x = 7,884,342,769.70/93,525.70
  6. Step 6: Final answer
    x = 84,301.35

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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.