Home / 134,026.11-199,570.16-129,236.58

Finding the Fourth Proportional to 134,026.11, 199,570.16 and 129,236.58

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Solution

The fourth proportional to 134,026.11, 199,570.16 and 129,236.58 is: 192,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,026.11 : 199,570.16 = 129,236.58 : x
  2. Step 2: Convert to fraction form
    134,026.11/199,570.16 = 129,236.58/x
  3. Step 3: Cross multiply
    134,026.11x = 199,570.16 × 129,236.58
  4. Step 4: Simplify right side
    134,026.11x = 25,791,765,271.54
  5. Step 5: Solve for x
    x = 25,791,765,271.54/134,026.11
  6. Step 6: Final answer
    x = 192,438.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.