Home / 40,403.34-60,605.07-19,338.45

Finding the Fourth Proportional to 40,403.34, 60,605.07 and 19,338.45

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Solution

The fourth proportional to 40,403.34, 60,605.07 and 19,338.45 is: 29,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.34 : 60,605.07 = 19,338.45 : x
  2. Step 2: Convert to fraction form
    40,403.34/60,605.07 = 19,338.45/x
  3. Step 3: Cross multiply
    40,403.34x = 60,605.07 × 19,338.45
  4. Step 4: Simplify right side
    40,403.34x = 1,172,008,115.94
  5. Step 5: Solve for x
    x = 1,172,008,115.94/40,403.34
  6. Step 6: Final answer
    x = 29,007.70

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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.