Home / 117,708.41-162,439.45-63,993.62

Finding the Fourth Proportional to 117,708.41, 162,439.45 and 63,993.62

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Solution

The fourth proportional to 117,708.41, 162,439.45 and 63,993.62 is: 88,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,708.41 : 162,439.45 = 63,993.62 : x
  2. Step 2: Convert to fraction form
    117,708.41/162,439.45 = 63,993.62/x
  3. Step 3: Cross multiply
    117,708.41x = 162,439.45 × 63,993.62
  4. Step 4: Simplify right side
    117,708.41x = 10,395,088,682.42
  5. Step 5: Solve for x
    x = 10,395,088,682.42/117,708.41
  6. Step 6: Final answer
    x = 88,312.20

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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.