Home / 144,926.20-217,292.10-65,999.80

Finding the Fourth Proportional to 144,926.20, 217,292.10 and 65,999.80

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Solution

The fourth proportional to 144,926.20, 217,292.10 and 65,999.80 is: 98,955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,926.20 : 217,292.10 = 65,999.80 : x
  2. Step 2: Convert to fraction form
    144,926.20/217,292.10 = 65,999.80/x
  3. Step 3: Cross multiply
    144,926.20x = 217,292.10 × 65,999.80
  4. Step 4: Simplify right side
    144,926.20x = 14,341,235,141.58
  5. Step 5: Solve for x
    x = 14,341,235,141.58/144,926.20
  6. Step 6: Final answer
    x = 98,955.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.