Home / 231,845.70-347,574.15-121,037.70

Finding the Fourth Proportional to 231,845.70, 347,574.15 and 121,037.70

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Solution

The fourth proportional to 231,845.70, 347,574.15 and 121,037.70 is: 181,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,845.70 : 347,574.15 = 121,037.70 : x
  2. Step 2: Convert to fraction form
    231,845.70/347,574.15 = 121,037.70/x
  3. Step 3: Cross multiply
    231,845.70x = 347,574.15 × 121,037.70
  4. Step 4: Simplify right side
    231,845.70x = 42,069,575,695.46
  5. Step 5: Solve for x
    x = 42,069,575,695.46/231,845.70
  6. Step 6: Final answer
    x = 181,455.06

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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.