Home / 42,468.57-63,694.35-40,360.95

Finding the Fourth Proportional to 42,468.57, 63,694.35 and 40,360.95

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Solution

The fourth proportional to 42,468.57, 63,694.35 and 40,360.95 is: 60,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,468.57 : 63,694.35 = 40,360.95 : x
  2. Step 2: Convert to fraction form
    42,468.57/63,694.35 = 40,360.95/x
  3. Step 3: Cross multiply
    42,468.57x = 63,694.35 × 40,360.95
  4. Step 4: Simplify right side
    42,468.57x = 2,570,764,475.63
  5. Step 5: Solve for x
    x = 2,570,764,475.63/42,468.57
  6. Step 6: Final answer
    x = 60,533.34

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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.