Home / 101,926.09-140,653.23-56,607

Finding the Fourth Proportional to 101,926.09, 140,653.23 and 56,607

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Solution

The fourth proportional to 101,926.09, 140,653.23 and 56,607 is: 78,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,926.09 : 140,653.23 = 56,607 : x
  2. Step 2: Convert to fraction form
    101,926.09/140,653.23 = 56,607/x
  3. Step 3: Cross multiply
    101,926.09x = 140,653.23 × 56,607
  4. Step 4: Simplify right side
    101,926.09x = 7,961,957,390.61
  5. Step 5: Solve for x
    x = 7,961,957,390.61/101,926.09
  6. Step 6: Final answer
    x = 78,115.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.