Home / 89,108.55-122,958.14-53,285.49

Finding the Fourth Proportional to 89,108.55, 122,958.14 and 53,285.49

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Solution

The fourth proportional to 89,108.55, 122,958.14 and 53,285.49 is: 73,527.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,108.55 : 122,958.14 = 53,285.49 : x
  2. Step 2: Convert to fraction form
    89,108.55/122,958.14 = 53,285.49/x
  3. Step 3: Cross multiply
    89,108.55x = 122,958.14 × 53,285.49
  4. Step 4: Simplify right side
    89,108.55x = 6,551,884,472.96
  5. Step 5: Solve for x
    x = 6,551,884,472.96/89,108.55
  6. Step 6: Final answer
    x = 73,527.00

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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.