Home / 176,893.20-243,697.32-123,085.80

Finding the Fourth Proportional to 176,893.20, 243,697.32 and 123,085.80

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Solution

The fourth proportional to 176,893.20, 243,697.32 and 123,085.80 is: 169,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,893.20 : 243,697.32 = 123,085.80 : x
  2. Step 2: Convert to fraction form
    176,893.20/243,697.32 = 123,085.80/x
  3. Step 3: Cross multiply
    176,893.20x = 243,697.32 × 123,085.80
  4. Step 4: Simplify right side
    176,893.20x = 29,995,679,590.06
  5. Step 5: Solve for x
    x = 29,995,679,590.06/176,893.20
  6. Step 6: Final answer
    x = 169,569.43

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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.