Home / 440,133.57-659,952.50-140,543.73

Finding the Fourth Proportional to 440,133.57, 659,952.50 and 140,543.73

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Solution

The fourth proportional to 440,133.57, 659,952.50 and 140,543.73 is: 210,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,133.57 : 659,952.50 = 140,543.73 : x
  2. Step 2: Convert to fraction form
    440,133.57/659,952.50 = 140,543.73/x
  3. Step 3: Cross multiply
    440,133.57x = 659,952.50 × 140,543.73
  4. Step 4: Simplify right side
    440,133.57x = 92,752,185,270.11
  5. Step 5: Solve for x
    x = 92,752,185,270.11/440,133.57
  6. Step 6: Final answer
    x = 210,736.45

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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.