Home / 233,240.99-321,971.88-156,804.42

Finding the Fourth Proportional to 233,240.99, 321,971.88 and 156,804.42

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Solution

The fourth proportional to 233,240.99, 321,971.88 and 156,804.42 is: 216,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,240.99 : 321,971.88 = 156,804.42 : x
  2. Step 2: Convert to fraction form
    233,240.99/321,971.88 = 156,804.42/x
  3. Step 3: Cross multiply
    233,240.99x = 321,971.88 × 156,804.42
  4. Step 4: Simplify right side
    233,240.99x = 50,486,613,899.71
  5. Step 5: Solve for x
    x = 50,486,613,899.71/233,240.99
  6. Step 6: Final answer
    x = 216,456.87

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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.