Home / 40,712.85-61,054.88-19,363.05

Finding the Fourth Proportional to 40,712.85, 61,054.88 and 19,363.05

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Solution

The fourth proportional to 40,712.85, 61,054.88 and 19,363.05 is: 29,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.85 : 61,054.88 = 19,363.05 : x
  2. Step 2: Convert to fraction form
    40,712.85/61,054.88 = 19,363.05/x
  3. Step 3: Cross multiply
    40,712.85x = 61,054.88 × 19,363.05
  4. Step 4: Simplify right side
    40,712.85x = 1,182,208,597.37
  5. Step 5: Solve for x
    x = 1,182,208,597.37/40,712.85
  6. Step 6: Final answer
    x = 29,037.73

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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.