Home / 37,622.60-56,390.06-30,235.40

Finding the Fourth Proportional to 37,622.60, 56,390.06 and 30,235.40

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Solution

The fourth proportional to 37,622.60, 56,390.06 and 30,235.40 is: 45,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,622.60 : 56,390.06 = 30,235.40 : x
  2. Step 2: Convert to fraction form
    37,622.60/56,390.06 = 30,235.40/x
  3. Step 3: Cross multiply
    37,622.60x = 56,390.06 × 30,235.40
  4. Step 4: Simplify right side
    37,622.60x = 1,704,976,020.12
  5. Step 5: Solve for x
    x = 1,704,976,020.12/37,622.60
  6. Step 6: Final answer
    x = 45,317.87

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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.