Home / 93,637.20-140,285.70-54,076.80

Finding the Fourth Proportional to 93,637.20, 140,285.70 and 54,076.80

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Solution

The fourth proportional to 93,637.20, 140,285.70 and 54,076.80 is: 81,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,637.20 : 140,285.70 = 54,076.80 : x
  2. Step 2: Convert to fraction form
    93,637.20/140,285.70 = 54,076.80/x
  3. Step 3: Cross multiply
    93,637.20x = 140,285.70 × 54,076.80
  4. Step 4: Simplify right side
    93,637.20x = 7,586,201,741.76
  5. Step 5: Solve for x
    x = 7,586,201,741.76/93,637.20
  6. Step 6: Final answer
    x = 81,016.96

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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.