Home / 119,439.96-164,827.92-65,723.46

Finding the Fourth Proportional to 119,439.96, 164,827.92 and 65,723.46

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Solution

The fourth proportional to 119,439.96, 164,827.92 and 65,723.46 is: 90,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,439.96 : 164,827.92 = 65,723.46 : x
  2. Step 2: Convert to fraction form
    119,439.96/164,827.92 = 65,723.46/x
  3. Step 3: Cross multiply
    119,439.96x = 164,827.92 × 65,723.46
  4. Step 4: Simplify right side
    119,439.96x = 10,833,061,207.00
  5. Step 5: Solve for x
    x = 10,833,061,207.00/119,439.96
  6. Step 6: Final answer
    x = 90,698.80

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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.