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Finding the Fourth Proportional to 93,657.60, 140,486.40 and 62,164.80

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Solution

The fourth proportional to 93,657.60, 140,486.40 and 62,164.80 is: 93,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,657.60 : 140,486.40 = 62,164.80 : x
  2. Step 2: Convert to fraction form
    93,657.60/140,486.40 = 62,164.80/x
  3. Step 3: Cross multiply
    93,657.60x = 140,486.40 × 62,164.80
  4. Step 4: Simplify right side
    93,657.60x = 8,733,308,958.72
  5. Step 5: Solve for x
    x = 8,733,308,958.72/93,657.60
  6. Step 6: Final answer
    x = 93,247.20

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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.