Home / 112,361.03-168,476.34-53,196.20

Finding the Fourth Proportional to 112,361.03, 168,476.34 and 53,196.20

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Solution

The fourth proportional to 112,361.03, 168,476.34 and 53,196.20 is: 79,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,361.03 : 168,476.34 = 53,196.20 : x
  2. Step 2: Convert to fraction form
    112,361.03/168,476.34 = 53,196.20/x
  3. Step 3: Cross multiply
    112,361.03x = 168,476.34 × 53,196.20
  4. Step 4: Simplify right side
    112,361.03x = 8,962,301,077.91
  5. Step 5: Solve for x
    x = 8,962,301,077.91/112,361.03
  6. Step 6: Final answer
    x = 79,763.43

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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.