Home / 114,406.02-171,236.43-103,493.70

Finding the Fourth Proportional to 114,406.02, 171,236.43 and 103,493.70

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Solution

The fourth proportional to 114,406.02, 171,236.43 and 103,493.70 is: 154,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,406.02 : 171,236.43 = 103,493.70 : x
  2. Step 2: Convert to fraction form
    114,406.02/171,236.43 = 103,493.70/x
  3. Step 3: Cross multiply
    114,406.02x = 171,236.43 × 103,493.70
  4. Step 4: Simplify right side
    114,406.02x = 17,721,891,715.49
  5. Step 5: Solve for x
    x = 17,721,891,715.49/114,406.02
  6. Step 6: Final answer
    x = 154,903.49

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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.