Home / 40,582.20-56,019-36,325.74

Finding the Fourth Proportional to 40,582.20, 56,019 and 36,325.74

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Solution

The fourth proportional to 40,582.20, 56,019 and 36,325.74 is: 50,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582.20 : 56,019 = 36,325.74 : x
  2. Step 2: Convert to fraction form
    40,582.20/56,019 = 36,325.74/x
  3. Step 3: Cross multiply
    40,582.20x = 56,019 × 36,325.74
  4. Step 4: Simplify right side
    40,582.20x = 2,034,931,629.06
  5. Step 5: Solve for x
    x = 2,034,931,629.06/40,582.20
  6. Step 6: Final answer
    x = 50,143.45

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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.