Home / 135,014.54-186,373.18-89,066.88

Finding the Fourth Proportional to 135,014.54, 186,373.18 and 89,066.88

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Solution

The fourth proportional to 135,014.54, 186,373.18 and 89,066.88 is: 122,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,014.54 : 186,373.18 = 89,066.88 : x
  2. Step 2: Convert to fraction form
    135,014.54/186,373.18 = 89,066.88/x
  3. Step 3: Cross multiply
    135,014.54x = 186,373.18 × 89,066.88
  4. Step 4: Simplify right side
    135,014.54x = 16,599,677,658.28
  5. Step 5: Solve for x
    x = 16,599,677,658.28/135,014.54
  6. Step 6: Final answer
    x = 122,947.33

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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.