Home / 307,391.93-424,200.02-171,426.02

Finding the Fourth Proportional to 307,391.93, 424,200.02 and 171,426.02

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Solution

The fourth proportional to 307,391.93, 424,200.02 and 171,426.02 is: 236,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,391.93 : 424,200.02 = 171,426.02 : x
  2. Step 2: Convert to fraction form
    307,391.93/424,200.02 = 171,426.02/x
  3. Step 3: Cross multiply
    307,391.93x = 424,200.02 × 171,426.02
  4. Step 4: Simplify right side
    307,391.93x = 72,718,918,134.39
  5. Step 5: Solve for x
    x = 72,718,918,134.39/307,391.93
  6. Step 6: Final answer
    x = 236,567.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.