Home / 122,861.02-169,553.67-69,149.52

Finding the Fourth Proportional to 122,861.02, 169,553.67 and 69,149.52

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Solution

The fourth proportional to 122,861.02, 169,553.67 and 69,149.52 is: 95,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,861.02 : 169,553.67 = 69,149.52 : x
  2. Step 2: Convert to fraction form
    122,861.02/169,553.67 = 69,149.52/x
  3. Step 3: Cross multiply
    122,861.02x = 169,553.67 × 69,149.52
  4. Step 4: Simplify right side
    122,861.02x = 11,724,554,894.74
  5. Step 5: Solve for x
    x = 11,724,554,894.74/122,861.02
  6. Step 6: Final answer
    x = 95,429.41

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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.