Home / 40,368.20-60,617.10-30,518.60

Finding the Fourth Proportional to 40,368.20, 60,617.10 and 30,518.60

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Solution

The fourth proportional to 40,368.20, 60,617.10 and 30,518.60 is: 45,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,368.20 : 60,617.10 = 30,518.60 : x
  2. Step 2: Convert to fraction form
    40,368.20/60,617.10 = 30,518.60/x
  3. Step 3: Cross multiply
    40,368.20x = 60,617.10 × 30,518.60
  4. Step 4: Simplify right side
    40,368.20x = 1,849,949,028.06
  5. Step 5: Solve for x
    x = 1,849,949,028.06/40,368.20
  6. Step 6: Final answer
    x = 45,826.89

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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.