Home / 120,258.14-180,336.47-36,030.27

Finding the Fourth Proportional to 120,258.14, 180,336.47 and 36,030.27

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Solution

The fourth proportional to 120,258.14, 180,336.47 and 36,030.27 is: 54,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,258.14 : 180,336.47 = 36,030.27 : x
  2. Step 2: Convert to fraction form
    120,258.14/180,336.47 = 36,030.27/x
  3. Step 3: Cross multiply
    120,258.14x = 180,336.47 × 36,030.27
  4. Step 4: Simplify right side
    120,258.14x = 6,497,571,524.80
  5. Step 5: Solve for x
    x = 6,497,571,524.80/120,258.14
  6. Step 6: Final answer
    x = 54,030.20

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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.