Home / 166,755.49-230,124.05-98,776.33

Finding the Fourth Proportional to 166,755.49, 230,124.05 and 98,776.33

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Solution

The fourth proportional to 166,755.49, 230,124.05 and 98,776.33 is: 136,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,755.49 : 230,124.05 = 98,776.33 : x
  2. Step 2: Convert to fraction form
    166,755.49/230,124.05 = 98,776.33/x
  3. Step 3: Cross multiply
    166,755.49x = 230,124.05 × 98,776.33
  4. Step 4: Simplify right side
    166,755.49x = 22,730,808,609.85
  5. Step 5: Solve for x
    x = 22,730,808,609.85/166,755.49
  6. Step 6: Final answer
    x = 136,312.21

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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.