Home / 122,861.33-169,600.94-82,598.45

Finding the Fourth Proportional to 122,861.33, 169,600.94 and 82,598.45

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Solution

The fourth proportional to 122,861.33, 169,600.94 and 82,598.45 is: 114,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,861.33 : 169,600.94 = 82,598.45 : x
  2. Step 2: Convert to fraction form
    122,861.33/169,600.94 = 82,598.45/x
  3. Step 3: Cross multiply
    122,861.33x = 169,600.94 × 82,598.45
  4. Step 4: Simplify right side
    122,861.33x = 14,008,773,501.55
  5. Step 5: Solve for x
    x = 14,008,773,501.55/122,861.33
  6. Step 6: Final answer
    x = 114,021.02

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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.