Home / 53,553.48-73,912.50-51,191.16

Finding the Fourth Proportional to 53,553.48, 73,912.50 and 51,191.16

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Solution

The fourth proportional to 53,553.48, 73,912.50 and 51,191.16 is: 70,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.48 : 73,912.50 = 51,191.16 : x
  2. Step 2: Convert to fraction form
    53,553.48/73,912.50 = 51,191.16/x
  3. Step 3: Cross multiply
    53,553.48x = 73,912.50 × 51,191.16
  4. Step 4: Simplify right side
    53,553.48x = 3,783,666,613.50
  5. Step 5: Solve for x
    x = 3,783,666,613.50/53,553.48
  6. Step 6: Final answer
    x = 70,652.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.