Home / 110,232.64-165,422.49-70,818.04

Finding the Fourth Proportional to 110,232.64, 165,422.49 and 70,818.04

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Solution

The fourth proportional to 110,232.64, 165,422.49 and 70,818.04 is: 106,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,232.64 : 165,422.49 = 70,818.04 : x
  2. Step 2: Convert to fraction form
    110,232.64/165,422.49 = 70,818.04/x
  3. Step 3: Cross multiply
    110,232.64x = 165,422.49 × 70,818.04
  4. Step 4: Simplify right side
    110,232.64x = 11,714,896,513.72
  5. Step 5: Solve for x
    x = 11,714,896,513.72/110,232.64
  6. Step 6: Final answer
    x = 106,274.30

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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.