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Finding the Fourth Proportional to 93,652.60, 140,478.90 and 62,159.80

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Solution

The fourth proportional to 93,652.60, 140,478.90 and 62,159.80 is: 93,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,652.60 : 140,478.90 = 62,159.80 : x
  2. Step 2: Convert to fraction form
    93,652.60/140,478.90 = 62,159.80/x
  3. Step 3: Cross multiply
    93,652.60x = 140,478.90 × 62,159.80
  4. Step 4: Simplify right side
    93,652.60x = 8,732,140,328.22
  5. Step 5: Solve for x
    x = 8,732,140,328.22/93,652.60
  6. Step 6: Final answer
    x = 93,239.70

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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.