Home / 251,553.67-347,158.24-144,141.59

Finding the Fourth Proportional to 251,553.67, 347,158.24 and 144,141.59

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Solution

The fourth proportional to 251,553.67, 347,158.24 and 144,141.59 is: 198,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,553.67 : 347,158.24 = 144,141.59 : x
  2. Step 2: Convert to fraction form
    251,553.67/347,158.24 = 144,141.59/x
  3. Step 3: Cross multiply
    251,553.67x = 347,158.24 × 144,141.59
  4. Step 4: Simplify right side
    251,553.67x = 50,039,941,202.74
  5. Step 5: Solve for x
    x = 50,039,941,202.74/251,553.67
  6. Step 6: Final answer
    x = 198,923.52

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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.