Home / 230,189.41-317,677.35-139,549.21

Finding the Fourth Proportional to 230,189.41, 317,677.35 and 139,549.21

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Solution

The fourth proportional to 230,189.41, 317,677.35 and 139,549.21 is: 192,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,189.41 : 317,677.35 = 139,549.21 : x
  2. Step 2: Convert to fraction form
    230,189.41/317,677.35 = 139,549.21/x
  3. Step 3: Cross multiply
    230,189.41x = 317,677.35 × 139,549.21
  4. Step 4: Simplify right side
    230,189.41x = 44,331,623,227.39
  5. Step 5: Solve for x
    x = 44,331,623,227.39/230,189.41
  6. Step 6: Final answer
    x = 192,587.59

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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.