Home / 117,723.13-176,584.70-30,171.13

Finding the Fourth Proportional to 117,723.13, 176,584.70 and 30,171.13

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Solution

The fourth proportional to 117,723.13, 176,584.70 and 30,171.13 is: 45,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,723.13 : 176,584.70 = 30,171.13 : x
  2. Step 2: Convert to fraction form
    117,723.13/176,584.70 = 30,171.13/x
  3. Step 3: Cross multiply
    117,723.13x = 176,584.70 × 30,171.13
  4. Step 4: Simplify right side
    117,723.13x = 5,327,759,939.71
  5. Step 5: Solve for x
    x = 5,327,759,939.71/117,723.13
  6. Step 6: Final answer
    x = 45,256.70

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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.