Home / 233,129.02-321,717.50-131,154.52

Finding the Fourth Proportional to 233,129.02, 321,717.50 and 131,154.52

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Solution

The fourth proportional to 233,129.02, 321,717.50 and 131,154.52 is: 180,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,129.02 : 321,717.50 = 131,154.52 : x
  2. Step 2: Convert to fraction form
    233,129.02/321,717.50 = 131,154.52/x
  3. Step 3: Cross multiply
    233,129.02x = 321,717.50 × 131,154.52
  4. Step 4: Simplify right side
    233,129.02x = 42,194,704,288.10
  5. Step 5: Solve for x
    x = 42,194,704,288.10/233,129.02
  6. Step 6: Final answer
    x = 180,992.93

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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.