Home / 74,177.64-111,412.80-63,732.96

Finding the Fourth Proportional to 74,177.64, 111,412.80 and 63,732.96

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Solution

The fourth proportional to 74,177.64, 111,412.80 and 63,732.96 is: 95,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,177.64 : 111,412.80 = 63,732.96 : x
  2. Step 2: Convert to fraction form
    74,177.64/111,412.80 = 63,732.96/x
  3. Step 3: Cross multiply
    74,177.64x = 111,412.80 × 63,732.96
  4. Step 4: Simplify right side
    74,177.64x = 7,100,667,525.89
  5. Step 5: Solve for x
    x = 7,100,667,525.89/74,177.64
  6. Step 6: Final answer
    x = 95,725.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.