Home / 42,670.26-64,004.99-14,589.99

Finding the Fourth Proportional to 42,670.26, 64,004.99 and 14,589.99

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Solution

The fourth proportional to 42,670.26, 64,004.99 and 14,589.99 is: 21,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,670.26 : 64,004.99 = 14,589.99 : x
  2. Step 2: Convert to fraction form
    42,670.26/64,004.99 = 14,589.99/x
  3. Step 3: Cross multiply
    42,670.26x = 64,004.99 × 14,589.99
  4. Step 4: Simplify right side
    42,670.26x = 933,832,091.10
  5. Step 5: Solve for x
    x = 933,832,091.10/42,670.26
  6. Step 6: Final answer
    x = 21,884.85

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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.