Home / 125,837.58-173,655.90-69,249

Finding the Fourth Proportional to 125,837.58, 173,655.90 and 69,249

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Solution

The fourth proportional to 125,837.58, 173,655.90 and 69,249 is: 95,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,837.58 : 173,655.90 = 69,249 : x
  2. Step 2: Convert to fraction form
    125,837.58/173,655.90 = 69,249/x
  3. Step 3: Cross multiply
    125,837.58x = 173,655.90 × 69,249
  4. Step 4: Simplify right side
    125,837.58x = 12,025,497,419.10
  5. Step 5: Solve for x
    x = 12,025,497,419.10/125,837.58
  6. Step 6: Final answer
    x = 95,563.64

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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.