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Finding the Fourth Proportional to 83,189.01, 114,800.58 and 45,463.26

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Solution

The fourth proportional to 83,189.01, 114,800.58 and 45,463.26 is: 62,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,189.01 : 114,800.58 = 45,463.26 : x
  2. Step 2: Convert to fraction form
    83,189.01/114,800.58 = 45,463.26/x
  3. Step 3: Cross multiply
    83,189.01x = 114,800.58 × 45,463.26
  4. Step 4: Simplify right side
    83,189.01x = 5,219,208,616.69
  5. Step 5: Solve for x
    x = 5,219,208,616.69/83,189.01
  6. Step 6: Final answer
    x = 62,739.16

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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.