Home / 163,534.53-225,767.22-99,015.33

Finding the Fourth Proportional to 163,534.53, 225,767.22 and 99,015.33

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Solution

The fourth proportional to 163,534.53, 225,767.22 and 99,015.33 is: 136,695.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,534.53 : 225,767.22 = 99,015.33 : x
  2. Step 2: Convert to fraction form
    163,534.53/225,767.22 = 99,015.33/x
  3. Step 3: Cross multiply
    163,534.53x = 225,767.22 × 99,015.33
  4. Step 4: Simplify right side
    163,534.53x = 22,354,415,791.48
  5. Step 5: Solve for x
    x = 22,354,415,791.48/163,534.53
  6. Step 6: Final answer
    x = 136,695.39

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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.