Home / 176,687.24-243,918.72-136,310.36

Finding the Fourth Proportional to 176,687.24, 243,918.72 and 136,310.36

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Solution

The fourth proportional to 176,687.24, 243,918.72 and 136,310.36 is: 188,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,687.24 : 243,918.72 = 136,310.36 : x
  2. Step 2: Convert to fraction form
    176,687.24/243,918.72 = 136,310.36/x
  3. Step 3: Cross multiply
    176,687.24x = 243,918.72 × 136,310.36
  4. Step 4: Simplify right side
    176,687.24x = 33,248,648,533.94
  5. Step 5: Solve for x
    x = 33,248,648,533.94/176,687.24
  6. Step 6: Final answer
    x = 188,177.98

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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.