Home / 233,100.26-321,648.08-131,122.27

Finding the Fourth Proportional to 233,100.26, 321,648.08 and 131,122.27

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Solution

The fourth proportional to 233,100.26, 321,648.08 and 131,122.27 is: 180,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,100.26 : 321,648.08 = 131,122.27 : x
  2. Step 2: Convert to fraction form
    233,100.26/321,648.08 = 131,122.27/x
  3. Step 3: Cross multiply
    233,100.26x = 321,648.08 × 131,122.27
  4. Step 4: Simplify right side
    233,100.26x = 42,175,226,390.74
  5. Step 5: Solve for x
    x = 42,175,226,390.74/233,100.26
  6. Step 6: Final answer
    x = 180,931.70

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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.