Home / 42,468.14-63,693.84-40,360.70

Finding the Fourth Proportional to 42,468.14, 63,693.84 and 40,360.70

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Solution

The fourth proportional to 42,468.14, 63,693.84 and 40,360.70 is: 60,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,468.14 : 63,693.84 = 40,360.70 : x
  2. Step 2: Convert to fraction form
    42,468.14/63,693.84 = 40,360.70/x
  3. Step 3: Cross multiply
    42,468.14x = 63,693.84 × 40,360.70
  4. Step 4: Simplify right side
    42,468.14x = 2,570,727,968.09
  5. Step 5: Solve for x
    x = 2,570,727,968.09/42,468.14
  6. Step 6: Final answer
    x = 60,533.10

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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.