Home / 72,367.74-108,594.28-30,244.58

Finding the Fourth Proportional to 72,367.74, 108,594.28 and 30,244.58

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Solution

The fourth proportional to 72,367.74, 108,594.28 and 30,244.58 is: 45,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,367.74 : 108,594.28 = 30,244.58 : x
  2. Step 2: Convert to fraction form
    72,367.74/108,594.28 = 30,244.58/x
  3. Step 3: Cross multiply
    72,367.74x = 108,594.28 × 30,244.58
  4. Step 4: Simplify right side
    72,367.74x = 3,284,388,389.00
  5. Step 5: Solve for x
    x = 3,284,388,389.00/72,367.74
  6. Step 6: Final answer
    x = 45,384.70

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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.