Home / 176,847.72-243,584.79-135,933.50

Finding the Fourth Proportional to 176,847.72, 243,584.79 and 135,933.50

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Solution

The fourth proportional to 176,847.72, 243,584.79 and 135,933.50 is: 187,230.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,847.72 : 243,584.79 = 135,933.50 : x
  2. Step 2: Convert to fraction form
    176,847.72/243,584.79 = 135,933.50/x
  3. Step 3: Cross multiply
    176,847.72x = 243,584.79 × 135,933.50
  4. Step 4: Simplify right side
    176,847.72x = 33,111,333,051.47
  5. Step 5: Solve for x
    x = 33,111,333,051.47/176,847.72
  6. Step 6: Final answer
    x = 187,230.76

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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.