Home / 104,666.37-144,489.18-66,962.49

Finding the Fourth Proportional to 104,666.37, 144,489.18 and 66,962.49

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Solution

The fourth proportional to 104,666.37, 144,489.18 and 66,962.49 is: 92,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666.37 : 144,489.18 = 66,962.49 : x
  2. Step 2: Convert to fraction form
    104,666.37/144,489.18 = 66,962.49/x
  3. Step 3: Cross multiply
    104,666.37x = 144,489.18 × 66,962.49
  4. Step 4: Simplify right side
    104,666.37x = 9,675,355,270.86
  5. Step 5: Solve for x
    x = 9,675,355,270.86/104,666.37
  6. Step 6: Final answer
    x = 92,439.96

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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.